“Единицы в солидности” Ответ

Единицы в солидности

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

contract MyUnits {
    // 1 wei == 1;
    // 1 gwei == 1e9;
    // 1 ether == 1e18;
 //we can use ether and gwei which will convert to wei automatically
    uint256 costOfNFT = 0.05 ether;
    
    // 1 == 1 seconds
    // 1 minutes == 60 seconds
    // 1 hours == 60 minutes
    // 1 days == 24 hours
    // 1 weeks == 7 days
//we can use hours,days and weeeks which will change to seconds
    uint256 levelUpRate = 1 hours;
}