sideentry.sol

pragma solidity ^0.8.0;


interface IFlashLoanEtherReceiver {
    function execute() external payable;
}
    
contract SideEntranceLenderPool {
// ...
    function deposit() external payable {
        balances[msg.sender] += msg.value;
    }

    function withdraw() external {
        uint256 amountToWithdraw = balances[msg.sender]; // withdraw to sender
        balances[msg.sender] = 0; // make sender balance 0
        payable(msg.sender).sendValue(amountToWithdraw);
    }
    // ...
    }