Contract 0x1254F3c0968ef1adA5D2ee32f1A047f2D51f1e4A

 
 
Txn Hash
Method
Block
From
To
Value
0x173ca62c77a1b6003a5a5f2ab9fa9a22e8fa328f3d82be6ed2c0962e74daa14cSet Approval For...160919202022-12-01 19:03:478 hrs 6 mins ago0x58e6a5cd87d38ae2c35007b1bd7b25026be9b0b1 IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00121547 26.07478425
0x3ef90b8c0bb2b96fd27194bbed3cd75669388c428eed2d8e1d0fb1242bd6bc69Set Approval For...160857142022-11-30 22:14:591 day 4 hrs ago0xb0edc8fd41292fef88dd1f39c4285e586dfcaaba IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00068095 14.6080464
0x6d035413d50b78f76a8ccbac7a356118142586138c464f84b0f30c703229d4a3Set Approval For...160576322022-11-27 0:07:235 days 3 hrs ago0x45915331b29b55e73fa48862d89e0dd9be320942 IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00027384 11.09614639
0x89b294ff02ec249cb1c74d3316b8d1fe751a1f8627b9c217e19be082ce70f4a7Set Approval For...159632682022-11-13 19:42:5918 days 7 hrs ago0x4ab8ae9686ff4f25cbe3587476344e4e1d1ad5d4 IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00083521 17.92645927
0x568a2f3f875b7112812f42800da18d62d8d7f51f040892c877ddaffa4062e4cfSafe Transfer Fr...159608962022-11-13 11:46:5918 days 15 hrs ago0x2c8df3ba8e6bac025feb8fabf8edbcf9b6775efc IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00101812 15.61707956
0x54a4aad3bf752b0ce3cfdfe0f185a12a44e76a51d126b017f3bce7e20e1f403bSet Approval For...159460942022-11-11 10:10:3520 days 16 hrs ago0x123a26e2d5e30aa15b7049279c98053ba9077e46 IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.0007089715.20909741
0xd3b80a12c6b34a737071f7bf8ccae247301b59220d21b82a7d7b34c00d875c37Set Approval For...159161352022-11-07 5:44:1124 days 21 hrs agoENS Name honeylemon.eth IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00029708 12.037898
0xe5a494b085527cd32964da6568f5f8f2e5ef46786e83061ee00cc5d9588cfe22Transfer From159123442022-11-06 17:02:5925 days 10 hrs ago0x7cddd4825635aa7b8ad98f61252f0b93df08baa6 IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00098562 15.77605922
0xfa909e06c640b981e6f26d251fdffff70558c2ed5b3611cd57d00d3917660ccaSafe Transfer Fr...159061532022-11-05 20:18:5926 days 6 hrs agoENS Name obiwandinobi.eth IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00069297 11.47673179
0x524090c366bb853025e063e5bfdc7872e6e360e02586f6b1e01708041d22b21fSet Approval For...159032612022-11-05 10:36:3526 days 16 hrs agoENS Name pulkitkudiwal.eth IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00062144 13.33828456
0x40487cadeb6ae49ba03eb4c2983f43c1a46aed27f367b5f84df5e8199a35d2a9Set Approval For...158833312022-11-02 15:48:3529 days 11 hrs ago0x1dabe23678c684ff2d4c76fc34a0283a71cf0d24 IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00061845 13.26732446
0xc4e63f93f713eae6b6382fe60203fd744b0108fa8f6cb84ff61bebf3c78ea4f0Set Approval For...158829582022-11-02 14:33:2329 days 12 hrs agoENS Name checklistingonblur.eth IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00059544 12.77358426
0x47c95f7298fcee62dcb0bb77d85b38e20fba1afa34bf60741dfe2e5fbed0c883Set Approval For...158823222022-11-02 12:25:3529 days 14 hrs ago0x547a158cf224b7c19e36dca4198ace36f4eb273b IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00051162 10.97555114
0xfbdca9182577b5affcef3ce495ec4ed63dda8f040a122fa549ba57cce0936a5eSet Approval For...158632622022-10-30 20:27:2332 days 6 hrs ago0x08f2313a653a1fa6e3e5ff637bfd51a96c5db04b IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00045455 9.75632747
0x841188af84bf79c9d695deef87e24ed31068739e35842930c124faba51b8c015Set Approval For...158632612022-10-30 20:27:1132 days 6 hrs ago0x08f2313a653a1fa6e3e5ff637bfd51a96c5db04b IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.0004301 9.21482518
0x5ea0ca3db6c642237fce23f919fa4e50f69bd43d62f4ffef4fa63b3573feebc5Set Approval For...158631842022-10-30 20:11:4732 days 6 hrs ago0x08f2313a653a1fa6e3e5ff637bfd51a96c5db04b IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00061247 13.13893893
0x16099c5f9012daf9679a540740910065f40deb486b8e86e21909aed1fcf062a2Set Approval For...158523032022-10-29 7:43:4733 days 19 hrs ago0x5253043df7a50970398dd1037eecf6b384fd4672 IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00049307 10.58302421
0x83f6545c5a54dac1b898458bcc93aa66adb7dab83e65857be11a4b4909b43fd3Set Approval For...158519882022-10-29 6:40:2333 days 20 hrs agoENS Name deg3ntastic.eth IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00041083 8.81332832
0x78381eaf3a8f5ed77f93dc22491c878a6a8ba80ba281201aecb0f62a0afde117Set Approval For...158458452022-10-28 10:05:2334 days 17 hrs agoENS Name *.eth IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00043129 17.47621743
0x3acc29175214a3b229da34f1d509a41d1e5c7fb1c28cec35a276b67b6aad2a27Safe Transfer Fr...158441022022-10-28 4:14:4734 days 22 hrs ago0x2ef1d28e1d9f15e467467b3e0a742b9f99a62fd0 IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00047775 11.03548144
0xc928f14411773518c82176e26586d692c7862a4208a8e945e9e84a79a90f7d32Set Approval For...158440892022-10-28 4:11:5934 days 22 hrs ago0x1cea99407fc6b707737d6eb444e51b1f9ea3d1ea IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.0002623 10.62883473
0xe19e38e36f89cab145fab26ef32c0f466301a139d8e3bbdaccd77fa2c925d9b0Set Approval For...158346452022-10-26 20:29:3536 days 6 hrs agoENS Name tazmanft.eth IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.0007568 16.24361535
0x46bef5a6c80fe88cd47cec25e7a70972f36e4024d785e2575b52087bf72308bcSet Approval For...158346452022-10-26 20:29:3536 days 6 hrs agoENS Name tazmanft.eth IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00075817 16.24361535
0xb425dab616f187918e454b1d2d76aa9e1d0ddfcb53532d2c5bf492e24d96e746Set Approval For...158346442022-10-26 20:29:2336 days 6 hrs agoENS Name tazmanft.eth IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00083795 17.97608733
0x88f0dfa40f52d9a1b57534307c4a2c197fe21c9698e20ca3693959d24c0902c9Set Approval For...158304852022-10-26 6:34:2336 days 20 hrs agoENS Name sweepsteakz.eth IN  0x1254f3c0968ef1ada5d2ee32f1a047f2d51f1e4a0 Ether0.00050028 10.73233214
[ Download CSV Export 
View more zero value Internal Transactions in Advanced View mode
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
Zenga

Compiler Version
v0.8.11+commit.d7f03943

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion
File 1 of 7 : Zenga.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.11;


import {ERC721A} from "erc721a/contracts/ERC721A.sol";
import {MerkleProof} from "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/access/Ownable.sol";


contract Zenga is ERC721A, ReentrancyGuard, Ownable  {

    constructor() ERC721A("ZENGA", "ZNG"){}

    bytes32 internal root;
    bool public mintingIsEnabled;
    bool public claimingIsEnabled;
    uint256 public maxSupply = 1000;
    mapping(address => bool) internal walletClaimed;
    mapping(address => bool) internal walletMinted;

    function toggleSale(bool _saleActive) external onlyOwner {
        mintingIsEnabled = _saleActive;
    }

    function toggleClaim(bool _claimActive) external onlyOwner {
        claimingIsEnabled = _claimActive;
    }

    function editAllowList(bytes32 _root) external onlyOwner {
        root = _root;
    }

    function claim(bytes32[] calldata _proof) public nonReentrant {
        require(MerkleProof.verify(_proof, root, keccak256(abi.encodePacked(msg.sender))), "Not on allow list.");
        require(claimingIsEnabled, "Claim is not live.");
        require(!walletClaimed[msg.sender], "Wallet has already claimed 1.");
        require(_totalMinted() + 1 <= maxSupply, "Max supply reached.");
        require(msg.sender == tx.origin, "Only EOAs can mint.");
        walletClaimed[msg.sender] = true;
        _safeMint(msg.sender, 1);
    }

   function mint() public nonReentrant {
        require(mintingIsEnabled, "Public minting is not live.");
        require(!walletMinted[msg.sender], "Wallet has already minted 1.");
        require(_totalMinted() + 1 <= maxSupply, "Max supply reached.");
        require(msg.sender == tx.origin, "Only EOAs can mint.");
        walletMinted[msg.sender] = true;
        _safeMint(msg.sender, 1);
    }

    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        require(_exists(tokenId), 'ERC721Metadata: URI query for nonexistent token');
        string memory uri = _baseURI();
        return bytes(uri).length != 0 ? string(abi.encodePacked(_baseURI(), _toString(tokenId), ".json")) : '';
    }

    string private _baseTokenURI;

    function _baseURI() internal view virtual override returns (string memory) {
    return _baseTokenURI;
    }

    function setBaseURI(string calldata baseURI) external onlyOwner {
    _baseTokenURI = baseURI;
    }

    function _startTokenId() internal view virtual override returns (uint256) {
        return 1;
    }

    function hasWalletClaimed(address _addr) public view returns (bool) {
        return walletClaimed[_addr];
    }
            
    function hasWalletMinted(address _addr) public view returns (bool) {
        return walletMinted[_addr];
    }
  
}

/// [MIT License]
/// @title Base64
/// @notice Provides a function for encoding some bytes in base64
/// @author Brecht Devos <[email protected]>
library Base64 {
    bytes internal constant TABLE = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

    /// @notice Encodes some bytes to the base64 representation
    function encode(bytes memory data) internal pure returns (string memory) {
        uint256 len = data.length;
        if (len == 0) return "";

        // multiply by 4/3 rounded up
        uint256 encodedLen = 4 * ((len + 2) / 3);

        // Add some extra buffer at the end
        bytes memory result = new bytes(encodedLen + 32);

        bytes memory table = TABLE;

        assembly {
            let tablePtr := add(table, 1)
            let resultPtr := add(result, 32)

            for {
                let i := 0
            } lt(i, len) {

            } {
                i := add(i, 3)
                let input := and(mload(add(data, i)), 0xffffff)

                let out := mload(add(tablePtr, and(shr(18, input), 0x3F)))
                out := shl(8, out)
                out := add(out, and(mload(add(tablePtr, and(shr(12, input), 0x3F))), 0xFF))
                out := shl(8, out)
                out := add(out, and(mload(add(tablePtr, and(shr(6, input), 0x3F))), 0xFF))
                out := shl(8, out)
                out := add(out, and(mload(add(tablePtr, and(input, 0x3F))), 0xFF))
                out := shl(224, out)

                mstore(resultPtr, out)

                resultPtr := add(resultPtr, 4)
            }

            switch mod(len, 3)
            case 1 {
                mstore(sub(resultPtr, 2), shl(240, 0x3d3d))
            }
            case 2 {
                mstore(sub(resultPtr, 1), shl(248, 0x3d))
            }

            mstore(result, encodedLen)
        }

        return string(result);
    }
}

File 2 of 7 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

File 3 of 7 : ReentrancyGuard.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol)

pragma solidity ^0.8.0;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and making it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        // On the first call to nonReentrant, _notEntered will be true
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;

        _;

        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }
}

File 4 of 7 : MerkleProof.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (utils/cryptography/MerkleProof.sol)

pragma solidity ^0.8.0;

/**
 * @dev These functions deal with verification of Merkle Tree proofs.
 *
 * The proofs can be generated using the JavaScript library
 * https://github.com/miguelmota/merkletreejs[merkletreejs].
 * Note: the hashing algorithm should be keccak256 and pair sorting should be enabled.
 *
 * See `test/utils/cryptography/MerkleProof.test.js` for some examples.
 *
 * WARNING: You should avoid using leaf values that are 64 bytes long prior to
 * hashing, or use a hash function other than keccak256 for hashing leaves.
 * This is because the concatenation of a sorted pair of internal nodes in
 * the merkle tree could be reinterpreted as a leaf value.
 */
library MerkleProof {
    /**
     * @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree
     * defined by `root`. For this, a `proof` must be provided, containing
     * sibling hashes on the branch from the leaf to the root of the tree. Each
     * pair of leaves and each pair of pre-images are assumed to be sorted.
     */
    function verify(
        bytes32[] memory proof,
        bytes32 root,
        bytes32 leaf
    ) internal pure returns (bool) {
        return processProof(proof, leaf) == root;
    }

    /**
     * @dev Calldata version of {verify}
     *
     * _Available since v4.7._
     */
    function verifyCalldata(
        bytes32[] calldata proof,
        bytes32 root,
        bytes32 leaf
    ) internal pure returns (bool) {
        return processProofCalldata(proof, leaf) == root;
    }

    /**
     * @dev Returns the rebuilt hash obtained by traversing a Merkle tree up
     * from `leaf` using `proof`. A `proof` is valid if and only if the rebuilt
     * hash matches the root of the tree. When processing the proof, the pairs
     * of leafs & pre-images are assumed to be sorted.
     *
     * _Available since v4.4._
     */
    function processProof(bytes32[] memory proof, bytes32 leaf) internal pure returns (bytes32) {
        bytes32 computedHash = leaf;
        for (uint256 i = 0; i < proof.length; i++) {
            computedHash = _hashPair(computedHash, proof[i]);
        }
        return computedHash;
    }

    /**
     * @dev Calldata version of {processProof}
     *
     * _Available since v4.7._
     */
    function processProofCalldata(bytes32[] calldata proof, bytes32 leaf) internal pure returns (bytes32) {
        bytes32 computedHash = leaf;
        for (uint256 i = 0; i < proof.length; i++) {
            computedHash = _hashPair(computedHash, proof[i]);
        }
        return computedHash;
    }

    /**
     * @dev Returns true if the `leaves` can be proved to be a part of a Merkle tree defined by
     * `root`, according to `proof` and `proofFlags` as described in {processMultiProof}.
     *
     * _Available since v4.7._
     */
    function multiProofVerify(
        bytes32[] memory proof,
        bool[] memory proofFlags,
        bytes32 root,
        bytes32[] memory leaves
    ) internal pure returns (bool) {
        return processMultiProof(proof, proofFlags, leaves) == root;
    }

    /**
     * @dev Calldata version of {multiProofVerify}
     *
     * _Available since v4.7._
     */
    function multiProofVerifyCalldata(
        bytes32[] calldata proof,
        bool[] calldata proofFlags,
        bytes32 root,
        bytes32[] memory leaves
    ) internal pure returns (bool) {
        return processMultiProofCalldata(proof, proofFlags, leaves) == root;
    }

    /**
     * @dev Returns the root of a tree reconstructed from `leaves` and the sibling nodes in `proof`,
     * consuming from one or the other at each step according to the instructions given by
     * `proofFlags`.
     *
     * _Available since v4.7._
     */
    function processMultiProof(
        bytes32[] memory proof,
        bool[] memory proofFlags,
        bytes32[] memory leaves
    ) internal pure returns (bytes32 merkleRoot) {
        // This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by
        // consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the
        // `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of
        // the merkle tree.
        uint256 leavesLen = leaves.length;
        uint256 totalHashes = proofFlags.length;

        // Check proof validity.
        require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof");

        // The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using
        // `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop".
        bytes32[] memory hashes = new bytes32[](totalHashes);
        uint256 leafPos = 0;
        uint256 hashPos = 0;
        uint256 proofPos = 0;
        // At each step, we compute the next hash using two values:
        // - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we
        //   get the next hash.
        // - depending on the flag, either another value for the "main queue" (merging branches) or an element from the
        //   `proof` array.
        for (uint256 i = 0; i < totalHashes; i++) {
            bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++];
            bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++];
            hashes[i] = _hashPair(a, b);
        }

        if (totalHashes > 0) {
            return hashes[totalHashes - 1];
        } else if (leavesLen > 0) {
            return leaves[0];
        } else {
            return proof[0];
        }
    }

    /**
     * @dev Calldata version of {processMultiProof}
     *
     * _Available since v4.7._
     */
    function processMultiProofCalldata(
        bytes32[] calldata proof,
        bool[] calldata proofFlags,
        bytes32[] memory leaves
    ) internal pure returns (bytes32 merkleRoot) {
        // This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by
        // consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the
        // `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of
        // the merkle tree.
        uint256 leavesLen = leaves.length;
        uint256 totalHashes = proofFlags.length;

        // Check proof validity.
        require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof");

        // The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using
        // `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop".
        bytes32[] memory hashes = new bytes32[](totalHashes);
        uint256 leafPos = 0;
        uint256 hashPos = 0;
        uint256 proofPos = 0;
        // At each step, we compute the next hash using two values:
        // - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we
        //   get the next hash.
        // - depending on the flag, either another value for the "main queue" (merging branches) or an element from the
        //   `proof` array.
        for (uint256 i = 0; i < totalHashes; i++) {
            bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++];
            bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++];
            hashes[i] = _hashPair(a, b);
        }

        if (totalHashes > 0) {
            return hashes[totalHashes - 1];
        } else if (leavesLen > 0) {
            return leaves[0];
        } else {
            return proof[0];
        }
    }

    function _hashPair(bytes32 a, bytes32 b) private pure returns (bytes32) {
        return a < b ? _efficientHash(a, b) : _efficientHash(b, a);
    }

    function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x00, a)
            mstore(0x20, b)
            value := keccak256(0x00, 0x40)
        }
    }
}

File 5 of 7 : ERC721A.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.3
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import './IERC721A.sol';

/**
 * @dev Interface of ERC721 token receiver.
 */
interface ERC721A__IERC721Receiver {
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

/**
 * @title ERC721A
 *
 * @dev Implementation of the [ERC721](https://eips.ethereum.org/EIPS/eip-721)
 * Non-Fungible Token Standard, including the Metadata extension.
 * Optimized for lower gas during batch mints.
 *
 * Token IDs are minted in sequential order (e.g. 0, 1, 2, 3, ...)
 * starting from `_startTokenId()`.
 *
 * Assumptions:
 *
 * - An owner cannot have more than 2**64 - 1 (max value of uint64) of supply.
 * - The maximum token ID cannot exceed 2**256 - 1 (max value of uint256).
 */
contract ERC721A is IERC721A {
    // Bypass for a `--via-ir` bug (https://github.com/chiru-labs/ERC721A/pull/364).
    struct TokenApprovalRef {
        address value;
    }

    // =============================================================
    //                           CONSTANTS
    // =============================================================

    // Mask of an entry in packed address data.
    uint256 private constant _BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1;

    // The bit position of `numberMinted` in packed address data.
    uint256 private constant _BITPOS_NUMBER_MINTED = 64;

    // The bit position of `numberBurned` in packed address data.
    uint256 private constant _BITPOS_NUMBER_BURNED = 128;

    // The bit position of `aux` in packed address data.
    uint256 private constant _BITPOS_AUX = 192;

    // Mask of all 256 bits in packed address data except the 64 bits for `aux`.
    uint256 private constant _BITMASK_AUX_COMPLEMENT = (1 << 192) - 1;

    // The bit position of `startTimestamp` in packed ownership.
    uint256 private constant _BITPOS_START_TIMESTAMP = 160;

    // The bit mask of the `burned` bit in packed ownership.
    uint256 private constant _BITMASK_BURNED = 1 << 224;

    // The bit position of the `nextInitialized` bit in packed ownership.
    uint256 private constant _BITPOS_NEXT_INITIALIZED = 225;

    // The bit mask of the `nextInitialized` bit in packed ownership.
    uint256 private constant _BITMASK_NEXT_INITIALIZED = 1 << 225;

    // The bit position of `extraData` in packed ownership.
    uint256 private constant _BITPOS_EXTRA_DATA = 232;

    // Mask of all 256 bits in a packed ownership except the 24 bits for `extraData`.
    uint256 private constant _BITMASK_EXTRA_DATA_COMPLEMENT = (1 << 232) - 1;

    // The mask of the lower 160 bits for addresses.
    uint256 private constant _BITMASK_ADDRESS = (1 << 160) - 1;

    // The maximum `quantity` that can be minted with {_mintERC2309}.
    // This limit is to prevent overflows on the address data entries.
    // For a limit of 5000, a total of 3.689e15 calls to {_mintERC2309}
    // is required to cause an overflow, which is unrealistic.
    uint256 private constant _MAX_MINT_ERC2309_QUANTITY_LIMIT = 5000;

    // The `Transfer` event signature is given by:
    // `keccak256(bytes("Transfer(address,address,uint256)"))`.
    bytes32 private constant _TRANSFER_EVENT_SIGNATURE =
        0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef;

    // =============================================================
    //                            STORAGE
    // =============================================================

    // The next token ID to be minted.
    uint256 private _currentIndex;

    // The number of tokens burned.
    uint256 private _burnCounter;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping from token ID to ownership details
    // An empty struct value does not necessarily mean the token is unowned.
    // See {_packedOwnershipOf} implementation for details.
    //
    // Bits Layout:
    // - [0..159]   `addr`
    // - [160..223] `startTimestamp`
    // - [224]      `burned`
    // - [225]      `nextInitialized`
    // - [232..255] `extraData`
    mapping(uint256 => uint256) private _packedOwnerships;

    // Mapping owner address to address data.
    //
    // Bits Layout:
    // - [0..63]    `balance`
    // - [64..127]  `numberMinted`
    // - [128..191] `numberBurned`
    // - [192..255] `aux`
    mapping(address => uint256) private _packedAddressData;

    // Mapping from token ID to approved address.
    mapping(uint256 => TokenApprovalRef) private _tokenApprovals;

    // Mapping from owner to operator approvals
    mapping(address => mapping(address => bool)) private _operatorApprovals;

    // =============================================================
    //                          CONSTRUCTOR
    // =============================================================

    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
        _currentIndex = _startTokenId();
    }

    // =============================================================
    //                   TOKEN COUNTING OPERATIONS
    // =============================================================

    /**
     * @dev Returns the starting token ID.
     * To change the starting token ID, please override this function.
     */
    function _startTokenId() internal view virtual returns (uint256) {
        return 0;
    }

    /**
     * @dev Returns the next token ID to be minted.
     */
    function _nextTokenId() internal view virtual returns (uint256) {
        return _currentIndex;
    }

    /**
     * @dev Returns the total number of tokens in existence.
     * Burned tokens will reduce the count.
     * To get the total number of tokens minted, please see {_totalMinted}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        // Counter underflow is impossible as _burnCounter cannot be incremented
        // more than `_currentIndex - _startTokenId()` times.
        unchecked {
            return _currentIndex - _burnCounter - _startTokenId();
        }
    }

    /**
     * @dev Returns the total amount of tokens minted in the contract.
     */
    function _totalMinted() internal view virtual returns (uint256) {
        // Counter underflow is impossible as `_currentIndex` does not decrement,
        // and it is initialized to `_startTokenId()`.
        unchecked {
            return _currentIndex - _startTokenId();
        }
    }

    /**
     * @dev Returns the total number of tokens burned.
     */
    function _totalBurned() internal view virtual returns (uint256) {
        return _burnCounter;
    }

    // =============================================================
    //                    ADDRESS DATA OPERATIONS
    // =============================================================

    /**
     * @dev Returns the number of tokens in `owner`'s account.
     */
    function balanceOf(address owner) public view virtual override returns (uint256) {
        if (owner == address(0)) revert BalanceQueryForZeroAddress();
        return _packedAddressData[owner] & _BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the number of tokens minted by `owner`.
     */
    function _numberMinted(address owner) internal view returns (uint256) {
        return (_packedAddressData[owner] >> _BITPOS_NUMBER_MINTED) & _BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the number of tokens burned by or on behalf of `owner`.
     */
    function _numberBurned(address owner) internal view returns (uint256) {
        return (_packedAddressData[owner] >> _BITPOS_NUMBER_BURNED) & _BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the auxiliary data for `owner`. (e.g. number of whitelist mint slots used).
     */
    function _getAux(address owner) internal view returns (uint64) {
        return uint64(_packedAddressData[owner] >> _BITPOS_AUX);
    }

    /**
     * Sets the auxiliary data for `owner`. (e.g. number of whitelist mint slots used).
     * If there are multiple variables, please pack them into a uint64.
     */
    function _setAux(address owner, uint64 aux) internal virtual {
        uint256 packed = _packedAddressData[owner];
        uint256 auxCasted;
        // Cast `aux` with assembly to avoid redundant masking.
        assembly {
            auxCasted := aux
        }
        packed = (packed & _BITMASK_AUX_COMPLEMENT) | (auxCasted << _BITPOS_AUX);
        _packedAddressData[owner] = packed;
    }

    // =============================================================
    //                            IERC165
    // =============================================================

    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified)
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30000 gas.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        // The interface IDs are constants representing the first 4 bytes
        // of the XOR of all function selectors in the interface.
        // See: [ERC165](https://eips.ethereum.org/EIPS/eip-165)
        // (e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`)
        return
            interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165.
            interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721.
            interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata.
    }

    // =============================================================
    //                        IERC721Metadata
    // =============================================================

    /**
     * @dev Returns the token collection name.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        if (!_exists(tokenId)) revert URIQueryForNonexistentToken();

        string memory baseURI = _baseURI();
        return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : '';
    }

    /**
     * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each
     * token will be the concatenation of the `baseURI` and the `tokenId`. Empty
     * by default, it can be overridden in child contracts.
     */
    function _baseURI() internal view virtual returns (string memory) {
        return '';
    }

    // =============================================================
    //                     OWNERSHIPS OPERATIONS
    // =============================================================

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        return address(uint160(_packedOwnershipOf(tokenId)));
    }

    /**
     * @dev Gas spent here starts off proportional to the maximum mint batch size.
     * It gradually moves to O(1) as tokens get transferred around over time.
     */
    function _ownershipOf(uint256 tokenId) internal view virtual returns (TokenOwnership memory) {
        return _unpackedOwnership(_packedOwnershipOf(tokenId));
    }

    /**
     * @dev Returns the unpacked `TokenOwnership` struct at `index`.
     */
    function _ownershipAt(uint256 index) internal view virtual returns (TokenOwnership memory) {
        return _unpackedOwnership(_packedOwnerships[index]);
    }

    /**
     * @dev Initializes the ownership slot minted at `index` for efficiency purposes.
     */
    function _initializeOwnershipAt(uint256 index) internal virtual {
        if (_packedOwnerships[index] == 0) {
            _packedOwnerships[index] = _packedOwnershipOf(index);
        }
    }

    /**
     * Returns the packed ownership data of `tokenId`.
     */
    function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) {
        uint256 curr = tokenId;

        unchecked {
            if (_startTokenId() <= curr)
                if (curr < _currentIndex) {
                    uint256 packed = _packedOwnerships[curr];
                    // If not burned.
                    if (packed & _BITMASK_BURNED == 0) {
                        // Invariant:
                        // There will always be an initialized ownership slot
                        // (i.e. `ownership.addr != address(0) && ownership.burned == false`)
                        // before an unintialized ownership slot
                        // (i.e. `ownership.addr == address(0) && ownership.burned == false`)
                        // Hence, `curr` will not underflow.
                        //
                        // We can directly compare the packed value.
                        // If the address is zero, packed will be zero.
                        while (packed == 0) {
                            packed = _packedOwnerships[--curr];
                        }
                        return packed;
                    }
                }
        }
        revert OwnerQueryForNonexistentToken();
    }

    /**
     * @dev Returns the unpacked `TokenOwnership` struct from `packed`.
     */
    function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) {
        ownership.addr = address(uint160(packed));
        ownership.startTimestamp = uint64(packed >> _BITPOS_START_TIMESTAMP);
        ownership.burned = packed & _BITMASK_BURNED != 0;
        ownership.extraData = uint24(packed >> _BITPOS_EXTRA_DATA);
    }

    /**
     * @dev Packs ownership data into a single uint256.
     */
    function _packOwnershipData(address owner, uint256 flags) private view returns (uint256 result) {
        assembly {
            // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean.
            owner := and(owner, _BITMASK_ADDRESS)
            // `owner | (block.timestamp << _BITPOS_START_TIMESTAMP) | flags`.
            result := or(owner, or(shl(_BITPOS_START_TIMESTAMP, timestamp()), flags))
        }
    }

    /**
     * @dev Returns the `nextInitialized` flag set if `quantity` equals 1.
     */
    function _nextInitializedFlag(uint256 quantity) private pure returns (uint256 result) {
        // For branchless setting of the `nextInitialized` flag.
        assembly {
            // `(quantity == 1) << _BITPOS_NEXT_INITIALIZED`.
            result := shl(_BITPOS_NEXT_INITIALIZED, eq(quantity, 1))
        }
    }

    // =============================================================
    //                      APPROVAL OPERATIONS
    // =============================================================

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the
     * zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) public payable virtual override {
        address owner = ownerOf(tokenId);

        if (_msgSenderERC721A() != owner)
            if (!isApprovedForAll(owner, _msgSenderERC721A())) {
                revert ApprovalCallerNotOwnerNorApproved();
            }

        _tokenApprovals[tokenId].value = to;
        emit Approval(owner, to, tokenId);
    }

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();

        return _tokenApprovals[tokenId].value;
    }

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom}
     * for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        _operatorApprovals[_msgSenderERC721A()][operator] = approved;
        emit ApprovalForAll(_msgSenderERC721A(), operator, approved);
    }

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}.
     */
    function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
        return _operatorApprovals[owner][operator];
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted. See {_mint}.
     */
    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return
            _startTokenId() <= tokenId &&
            tokenId < _currentIndex && // If within bounds,
            _packedOwnerships[tokenId] & _BITMASK_BURNED == 0; // and not burned.
    }

    /**
     * @dev Returns whether `msgSender` is equal to `approvedAddress` or `owner`.
     */
    function _isSenderApprovedOrOwner(
        address approvedAddress,
        address owner,
        address msgSender
    ) private pure returns (bool result) {
        assembly {
            // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean.
            owner := and(owner, _BITMASK_ADDRESS)
            // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean.
            msgSender := and(msgSender, _BITMASK_ADDRESS)
            // `msgSender == owner || msgSender == approvedAddress`.
            result := or(eq(msgSender, owner), eq(msgSender, approvedAddress))
        }
    }

    /**
     * @dev Returns the storage slot and value for the approved address of `tokenId`.
     */
    function _getApprovedSlotAndAddress(uint256 tokenId)
        private
        view
        returns (uint256 approvedAddressSlot, address approvedAddress)
    {
        TokenApprovalRef storage tokenApproval = _tokenApprovals[tokenId];
        // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId].value`.
        assembly {
            approvedAddressSlot := tokenApproval.slot
            approvedAddress := sload(approvedAddressSlot)
        }
    }

    // =============================================================
    //                      TRANSFER OPERATIONS
    // =============================================================

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token
     * by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public payable virtual override {
        uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);

        if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner();

        (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId);

        // The nested ifs save around 20+ gas over a compound boolean condition.
        if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A()))
            if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved();

        if (to == address(0)) revert TransferToZeroAddress();

        _beforeTokenTransfers(from, to, tokenId, 1);

        // Clear approvals from the previous owner.
        assembly {
            if approvedAddress {
                // This is equivalent to `delete _tokenApprovals[tokenId]`.
                sstore(approvedAddressSlot, 0)
            }
        }

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256.
        unchecked {
            // We can directly increment and decrement the balances.
            --_packedAddressData[from]; // Updates: `balance -= 1`.
            ++_packedAddressData[to]; // Updates: `balance += 1`.

            // Updates:
            // - `address` to the next owner.
            // - `startTimestamp` to the timestamp of transfering.
            // - `burned` to `false`.
            // - `nextInitialized` to `true`.
            _packedOwnerships[tokenId] = _packOwnershipData(
                to,
                _BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked)
            );

            // If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
            if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) {
                uint256 nextTokenId = tokenId + 1;
                // If the next slot's address is zero and not burned (i.e. packed value is zero).
                if (_packedOwnerships[nextTokenId] == 0) {
                    // If the next slot is within bounds.
                    if (nextTokenId != _currentIndex) {
                        // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
                        _packedOwnerships[nextTokenId] = prevOwnershipPacked;
                    }
                }
            }
        }

        emit Transfer(from, to, tokenId);
        _afterTokenTransfers(from, to, tokenId, 1);
    }

    /**
     * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public payable virtual override {
        safeTransferFrom(from, to, tokenId, '');
    }

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token
     * by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement
     * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public payable virtual override {
        transferFrom(from, to, tokenId);
        if (to.code.length != 0)
            if (!_checkContractOnERC721Received(from, to, tokenId, _data)) {
                revert TransferToNonERC721ReceiverImplementer();
            }
    }

    /**
     * @dev Hook that is called before a set of serially-ordered token IDs
     * are about to be transferred. This includes minting.
     * And also called before burning one token.
     *
     * `startTokenId` - the first token ID to be transferred.
     * `quantity` - the amount to be transferred.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, `tokenId` will be burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _beforeTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Hook that is called after a set of serially-ordered token IDs
     * have been transferred. This includes minting.
     * And also called after one token has been burned.
     *
     * `startTokenId` - the first token ID to be transferred.
     * `quantity` - the amount to be transferred.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been
     * transferred to `to`.
     * - When `from` is zero, `tokenId` has been minted for `to`.
     * - When `to` is zero, `tokenId` has been burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _afterTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target contract.
     *
     * `from` - Previous owner of the given token ID.
     * `to` - Target address that will receive the token.
     * `tokenId` - Token ID to be transferred.
     * `_data` - Optional data to send along with the call.
     *
     * Returns whether the call correctly returned the expected magic value.
     */
    function _checkContractOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns (
            bytes4 retval
        ) {
            return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector;
        } catch (bytes memory reason) {
            if (reason.length == 0) {
                revert TransferToNonERC721ReceiverImplementer();
            } else {
                assembly {
                    revert(add(32, reason), mload(reason))
                }
            }
        }
    }

    // =============================================================
    //                        MINT OPERATIONS
    // =============================================================

    /**
     * @dev Mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event for each mint.
     */
    function _mint(address to, uint256 quantity) internal virtual {
        uint256 startTokenId = _currentIndex;
        if (quantity == 0) revert MintZeroQuantity();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are incredibly unrealistic.
        // `balance` and `numberMinted` have a maximum limit of 2**64.
        // `tokenId` has a maximum limit of 2**256.
        unchecked {
            // Updates:
            // - `balance += quantity`.
            // - `numberMinted += quantity`.
            //
            // We can directly add to the `balance` and `numberMinted`.
            _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1);

            // Updates:
            // - `address` to the owner.
            // - `startTimestamp` to the timestamp of minting.
            // - `burned` to `false`.
            // - `nextInitialized` to `quantity == 1`.
            _packedOwnerships[startTokenId] = _packOwnershipData(
                to,
                _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0)
            );

            uint256 toMasked;
            uint256 end = startTokenId + quantity;

            // Use assembly to loop and emit the `Transfer` event for gas savings.
            // The duplicated `log4` removes an extra check and reduces stack juggling.
            // The assembly, together with the surrounding Solidity code, have been
            // delicately arranged to nudge the compiler into producing optimized opcodes.
            assembly {
                // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean.
                toMasked := and(to, _BITMASK_ADDRESS)
                // Emit the `Transfer` event.
                log4(
                    0, // Start of data (0, since no data).
                    0, // End of data (0, since no data).
                    _TRANSFER_EVENT_SIGNATURE, // Signature.
                    0, // `address(0)`.
                    toMasked, // `to`.
                    startTokenId // `tokenId`.
                )

                // The `iszero(eq(,))` check ensures that large values of `quantity`
                // that overflows uint256 will make the loop run out of gas.
                // The compiler will optimize the `iszero` away for performance.
                for {
                    let tokenId := add(startTokenId, 1)
                } iszero(eq(tokenId, end)) {
                    tokenId := add(tokenId, 1)
                } {
                    // Emit the `Transfer` event. Similar to above.
                    log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId)
                }
            }
            if (toMasked == 0) revert MintToZeroAddress();

            _currentIndex = end;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Mints `quantity` tokens and transfers them to `to`.
     *
     * This function is intended for efficient minting only during contract creation.
     *
     * It emits only one {ConsecutiveTransfer} as defined in
     * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309),
     * instead of a sequence of {Transfer} event(s).
     *
     * Calling this function outside of contract creation WILL make your contract
     * non-compliant with the ERC721 standard.
     * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309
     * {ConsecutiveTransfer} event is only permissible during contract creation.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `quantity` must be greater than 0.
     *
     * Emits a {ConsecutiveTransfer} event.
     */
    function _mintERC2309(address to, uint256 quantity) internal virtual {
        uint256 startTokenId = _currentIndex;
        if (to == address(0)) revert MintToZeroAddress();
        if (quantity == 0) revert MintZeroQuantity();
        if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are unrealistic due to the above check for `quantity` to be below the limit.
        unchecked {
            // Updates:
            // - `balance += quantity`.
            // - `numberMinted += quantity`.
            //
            // We can directly add to the `balance` and `numberMinted`.
            _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1);

            // Updates:
            // - `address` to the owner.
            // - `startTimestamp` to the timestamp of minting.
            // - `burned` to `false`.
            // - `nextInitialized` to `quantity == 1`.
            _packedOwnerships[startTokenId] = _packOwnershipData(
                to,
                _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0)
            );

            emit ConsecutiveTransfer(startTokenId, startTokenId + quantity - 1, address(0), to);

            _currentIndex = startTokenId + quantity;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Safely mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - If `to` refers to a smart contract, it must implement
     * {IERC721Receiver-onERC721Received}, which is called for each safe transfer.
     * - `quantity` must be greater than 0.
     *
     * See {_mint}.
     *
     * Emits a {Transfer} event for each mint.
     */
    function _safeMint(
        address to,
        uint256 quantity,
        bytes memory _data
    ) internal virtual {
        _mint(to, quantity);

        unchecked {
            if (to.code.length != 0) {
                uint256 end = _currentIndex;
                uint256 index = end - quantity;
                do {
                    if (!_checkContractOnERC721Received(address(0), to, index++, _data)) {
                        revert TransferToNonERC721ReceiverImplementer();
                    }
                } while (index < end);
                // Reentrancy protection.
                if (_currentIndex != end) revert();
            }
        }
    }

    /**
     * @dev Equivalent to `_safeMint(to, quantity, '')`.
     */
    function _safeMint(address to, uint256 quantity) internal virtual {
        _safeMint(to, quantity, '');
    }

    // =============================================================
    //                        BURN OPERATIONS
    // =============================================================

    /**
     * @dev Equivalent to `_burn(tokenId, false)`.
     */
    function _burn(uint256 tokenId) internal virtual {
        _burn(tokenId, false);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId, bool approvalCheck) internal virtual {
        uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);

        address from = address(uint160(prevOwnershipPacked));

        (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId);

        if (approvalCheck) {
            // The nested ifs save around 20+ gas over a compound boolean condition.
            if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A()))
                if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved();
        }

        _beforeTokenTransfers(from, address(0), tokenId, 1);

        // Clear approvals from the previous owner.
        assembly {
            if approvedAddress {
                // This is equivalent to `delete _tokenApprovals[tokenId]`.
                sstore(approvedAddressSlot, 0)
            }
        }

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256.
        unchecked {
            // Updates:
            // - `balance -= 1`.
            // - `numberBurned += 1`.
            //
            // We can directly decrement the balance, and increment the number burned.
            // This is equivalent to `packed -= 1; packed += 1 << _BITPOS_NUMBER_BURNED;`.
            _packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1;

            // Updates:
            // - `address` to the last owner.
            // - `startTimestamp` to the timestamp of burning.
            // - `burned` to `true`.
            // - `nextInitialized` to `true`.
            _packedOwnerships[tokenId] = _packOwnershipData(
                from,
                (_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked)
            );

            // If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
            if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) {
                uint256 nextTokenId = tokenId + 1;
                // If the next slot's address is zero and not burned (i.e. packed value is zero).
                if (_packedOwnerships[nextTokenId] == 0) {
                    // If the next slot is within bounds.
                    if (nextTokenId != _currentIndex) {
                        // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
                        _packedOwnerships[nextTokenId] = prevOwnershipPacked;
                    }
                }
            }
        }

        emit Transfer(from, address(0), tokenId);
        _afterTokenTransfers(from, address(0), tokenId, 1);

        // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times.
        unchecked {
            _burnCounter++;
        }
    }

    // =============================================================
    //                     EXTRA DATA OPERATIONS
    // =============================================================

    /**
     * @dev Directly sets the extra data for the ownership data `index`.
     */
    function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual {
        uint256 packed = _packedOwnerships[index];
        if (packed == 0) revert OwnershipNotInitializedForExtraData();
        uint256 extraDataCasted;
        // Cast `extraData` with assembly to avoid redundant masking.
        assembly {
            extraDataCasted := extraData
        }
        packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA);
        _packedOwnerships[index] = packed;
    }

    /**
     * @dev Called during each token transfer to set the 24bit `extraData` field.
     * Intended to be overridden by the cosumer contract.
     *
     * `previousExtraData` - the value of `extraData` before transfer.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, `tokenId` will be burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _extraData(
        address from,
        address to,
        uint24 previousExtraData
    ) internal view virtual returns (uint24) {}

    /**
     * @dev Returns the next extra data for the packed ownership data.
     * The returned result is shifted into position.
     */
    function _nextExtraData(
        address from,
        address to,
        uint256 prevOwnershipPacked
    ) private view returns (uint256) {
        uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA);
        return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA;
    }

    // =============================================================
    //                       OTHER OPERATIONS
    // =============================================================

    /**
     * @dev Returns the message sender (defaults to `msg.sender`).
     *
     * If you are writing GSN compatible contracts, you need to override this function.
     */
    function _msgSenderERC721A() internal view virtual returns (address) {
        return msg.sender;
    }

    /**
     * @dev Converts a uint256 to its ASCII string decimal representation.
     */
    function _toString(uint256 value) internal pure virtual returns (string memory str) {
        assembly {
            // The maximum value of a uint256 contains 78 digits (1 byte per digit), but
            // we allocate 0xa0 bytes to keep the free memory pointer 32-byte word aligned.
            // We will need 1 word for the trailing zeros padding, 1 word for the length,
            // and 3 words for a maximum of 78 digits. Total: 5 * 0x20 = 0xa0.
            let m := add(mload(0x40), 0xa0)
            // Update the free memory pointer to allocate.
            mstore(0x40, m)
            // Assign the `str` to the end.
            str := sub(m, 0x20)
            // Zeroize the slot after the string.
            mstore(str, 0)

            // Cache the end of the memory to calculate the length later.
            let end := str

            // We write the string from rightmost digit to leftmost digit.
            // The following is essentially a do-while loop that also handles the zero case.
            // prettier-ignore
            for { let temp := value } 1 {} {
                str := sub(str, 1)
                // Write the character to the pointer.
                // The ASCII index of the '0' character is 48.
                mstore8(str, add(48, mod(temp, 10)))
                // Keep dividing `temp` until zero.
                temp := div(temp, 10)
                // prettier-ignore
                if iszero(temp) { break }
            }

            let length := sub(end, str)
            // Move the pointer 32 bytes leftwards to make room for the length.
            str := sub(str, 0x20)
            // Store the length.
            mstore(str, length)
        }
    }
}

File 6 of 7 : IERC721A.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.3
// Creator: Chiru Labs

pragma solidity ^0.8.4;

/**
 * @dev Interface of ERC721A.
 */
interface IERC721A {
    /**
     * The caller must own the token or be an approved operator.
     */
    error ApprovalCallerNotOwnerNorApproved();

    /**
     * The token does not exist.
     */
    error ApprovalQueryForNonexistentToken();

    /**
     * Cannot query the balance for the zero address.
     */
    error BalanceQueryForZeroAddress();

    /**
     * Cannot mint to the zero address.
     */
    error MintToZeroAddress();

    /**
     * The quantity of tokens minted must be more than zero.
     */
    error MintZeroQuantity();

    /**
     * The token does not exist.
     */
    error OwnerQueryForNonexistentToken();

    /**
     * The caller must own the token or be an approved operator.
     */
    error TransferCallerNotOwnerNorApproved();

    /**
     * The token must be owned by `from`.
     */
    error TransferFromIncorrectOwner();

    /**
     * Cannot safely transfer to a contract that does not implement the
     * ERC721Receiver interface.
     */
    error TransferToNonERC721ReceiverImplementer();

    /**
     * Cannot transfer to the zero address.
     */
    error TransferToZeroAddress();

    /**
     * The token does not exist.
     */
    error URIQueryForNonexistentToken();

    /**
     * The `quantity` minted with ERC2309 exceeds the safety limit.
     */
    error MintERC2309QuantityExceedsLimit();

    /**
     * The `extraData` cannot be set on an unintialized ownership slot.
     */
    error OwnershipNotInitializedForExtraData();

    // =============================================================
    //                            STRUCTS
    // =============================================================

    struct TokenOwnership {
        // The address of the owner.
        address addr;
        // Stores the start time of ownership with minimal overhead for tokenomics.
        uint64 startTimestamp;
        // Whether the token has been burned.
        bool burned;
        // Arbitrary data similar to `startTimestamp` that can be set via {_extraData}.
        uint24 extraData;
    }

    // =============================================================
    //                         TOKEN COUNTERS
    // =============================================================

    /**
     * @dev Returns the total number of tokens in existence.
     * Burned tokens will reduce the count.
     * To get the total number of tokens minted, please see {_totalMinted}.
     */
    function totalSupply() external view returns (uint256);

    // =============================================================
    //                            IERC165
    // =============================================================

    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified)
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);

    // =============================================================
    //                            IERC721
    // =============================================================

    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
     */
    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables or disables
     * (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in `owner`'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`,
     * checking first that contract recipients are aware of the ERC721 protocol
     * to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move
     * this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement
     * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes calldata data
    ) external payable;

    /**
     * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external payable;

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom}
     * whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token
     * by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external payable;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the
     * zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external payable;

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom}
     * for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}.
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);

    // =============================================================
    //                        IERC721Metadata
    // =============================================================

    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);

    // =============================================================
    //                           IERC2309
    // =============================================================

    /**
     * @dev Emitted when tokens in `fromTokenId` to `toTokenId`
     * (inclusive) is transferred from `from` to `to`, as defined in the
     * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309) standard.
     *
     * See {_mintERC2309} for more details.
     */
    event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to);
}

File 7 of 7 : Context.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

Settings
{
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"toTokenId","type":"uint256"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"ConsecutiveTransfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32[]","name":"_proof","type":"bytes32[]"}],"name":"claim","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"claimingIsEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_root","type":"bytes32"}],"name":"editAllowList","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_addr","type":"address"}],"name":"hasWalletClaimed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_addr","type":"address"}],"name":"hasWalletMinted","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"mintingIsEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bool","name":"_claimActive","type":"bool"}],"name":"toggleClaim","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_saleActive","type":"bool"}],"name":"toggleSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
Loading
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.

A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.