interface X_DFTfarming {
    // at address: 
    function stake(uint256 amount) external; //stake shitcoins
    function unStake(uint256 amount) external; //wd Stake only
    function takeReward() external; //wd reward

    function myRewards() external view returns(uint256);
    function myStake() external view returns(uint256);
    // 100000000000000000000 = 100 TOKENS
}
function stake(uint256 amount) external;
// at address: 