Купить исходный код для Web3-приложений и игр

pragma solidity ^0.8.20;

contract ToshaGameEngine is Ownable {
  event RewardClaimed(address indexed user, uint256 amount);

  mapping(address => uint256) public scores;

  function submitScore(uint256 _score) external {
    require(_score > 0, "Invalid score");
    scores[msg.sender] += _score;
    emit RewardClaimed(msg.sender, _score);
  }
}