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SimpleWallet.sol

pragma solidity ^0.5.17;

contract SimpleWallet {

    address public owner;

    constructor() public {
        owner = msg.sender;
    }

    modifier onlyOwner(){
        require (owner == msg.sender,"you are not allowed");
        _;
    }

    function withdrawMoney(address payable _to, uint _amount) public onlyOwner {
 
        _to.transfer(_amount);
    }

    function () external payable {
    }
}