slither_demo.sol

pragma solidity ^0.8.0;

contract SlitherDemo{
    address public king;
    uint public balance;
  
    function claimThrone() external payable {
        
        require(msg.value > balance, "Need to pay more to become the king");
        (bool sent, ) = king.call{value: balance}("");
        require(sent, "Failed to send Ether");
        balance = msg.value;
        king = msg.sender;
    }
}