```
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZepp...
```
async function mint() {
var address = await window.ethereum.request({ method: 'eth_requestAccounts' });
var myAddress = address[0];
var _to = '0x85C9563bb6883439FAEa26D4519CFc4da62f7199';
var amount = 100;
var myContract = new web...