Contract  0x51E119E01dF0798417c430A1123DFB2FaA5FBa74  

pragma solidity ^0.4.21;

// SafeMath is a part of Zeppelin Solidity library
// licensed under MIT License
// https://github.com/OpenZeppelin/zeppelin-solidity/blob/master/LICENSE

/**
 * @title SafeMath
 * @dev Math operations with safety checks that throw on error
 */
library SafeMath {
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }
        uint256 c = a * b;
        assert(c / a == b);
        return c;
    }

    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        // assert(b > 0); // Solidity automatically throws when dividing by 0
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold
        return c;
    }

    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        assert(b <= a);
        return a - b;
    }

    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        assert(c >= a);
        return c;
    }
}

contract Owned {
    address owner;

    modifier onlyOwner {
        require(msg.sender == owner);
        _;
    }

    /// @dev Contract constructor
    function Owned() public {
        owner = msg.sender;
    }
}


contract ETCrossPotatoPresale is Owned {
    using SafeMath for uint;

    uint256 public auctionEnd;
    uint256 public itemType;

    address public highestBidder;
    uint256 public highestBid = 0.001 ether;
    bool public ended;

    event Bid(address from, uint256 amount);
    event AuctionEnded(address winner, uint256 amount);

    ETCrossPotatoPresale public sibling;
    address public potatoOwner = 0xf3a2727a3447653a58D57e4be63d5D5cdc55421B;

    function ETCrossPotatoPresale(uint256 _auctionEnd, uint256 _itemType) public {
        auctionEnd = _auctionEnd;
        itemType = _itemType;
    }

    function _isContract(address _user) internal view returns (bool) {
        uint size;
        assembly { size := extcodesize(_user) }
        return size > 0;
    }

    function auctionExpired() public view returns (bool) {
        return now > auctionEnd;
    }

    function nextBid() public view returns (uint256) {
        if (highestBid < 0.1 ether) {
            return highestBid.add(highestBid / 2);
        } else if (highestBid < 1 ether) {
            return highestBid.add(highestBid.mul(15).div(100));
        } else {
            return highestBid.add(highestBid.mul(4).div(100));
        }
    }

    function() public payable {
        require(!_isContract(msg.sender));
        require(!auctionExpired());

        uint256 requiredBid = nextBid();

        require(msg.value >= requiredBid);

        uint256 change = msg.value.sub(requiredBid);

        uint256 difference = requiredBid.sub(highestBid);
        uint256 reward = difference / 4;

        if (highestBidder != 0x0) {
            highestBidder.transfer(highestBid.add(reward));
        }

        if (address(sibling) != 0x0) {
            address siblingHighestBidder = sibling.highestBidder();
            if (siblingHighestBidder != 0x0) {
                siblingHighestBidder.transfer(reward / 2);
            }
        }

        if (potatoOwner != 0x0) {
            potatoOwner.transfer(reward / 10);
        }

        if (change > 0) {
            msg.sender.transfer(change);
        }

        highestBidder = msg.sender;
        highestBid = requiredBid;

        emit Bid(msg.sender, requiredBid);
    }

    function endAuction() public onlyOwner {
        require(auctionExpired());
        require(!ended);

        ended = true;
        emit AuctionEnded(highestBidder, highestBid);

        owner.transfer(address(this).balance);
    }

    function setSibling(address _sibling) public onlyOwner {
        sibling = ETCrossPotatoPresale(_sibling);
    }

    function setPotatoOwner(address _potatoOwner) public onlyOwner {
        potatoOwner = _potatoOwner;
    }
}

[{"constant":true,"inputs":[],"name":"ended","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"nextBid","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"auctionEnd","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_sibling","type":"address"}],"name":"setSibling","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"auctionExpired","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"highestBidder","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"sibling","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"potatoOwner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"highestBid","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_potatoOwner","type":"address"}],"name":"setPotatoOwner","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"itemType","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"endAuction","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"inputs":[{"name":"_auctionEnd","type":"uint256"},{"name":"_itemType","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"from","type":"address"},{"indexed":false,"name":"amount","type":"uint256"}],"name":"Bid","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"winner","type":"address"},{"indexed":false,"name":"amount","type":"uint256"}],"name":"AuctionEnded","type":"event"}]

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

000000000000000000000000000000000000000000000000000000005ac4da600000000000000000000000000000000000000000000000000000000000000008

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000000000000000000000000000000000005ac4da60
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000008

bzzr://c0bc946f4def53c48c9dfe2beee016ed3339eb2d28eac774ddf4e1019b21bc24