Dig Deeper. Deploy Confidently.

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

contract Token {
    mapping(address => uint256) private _balances;
    uint256 private _totalSupply;

    function transfer(address to, uint256 amount) public {
        require(_balances[msg.sender] >= amount, "Insufficient balance");
        _balances[msg.sender] -= amount;
        _balances[to] += amount;
    }

    function mint(address to, uint256 amount) public {
        _totalSupply += amount;
        _balances[to] += amount;
    }

    function burn(address from, uint256 amount) public {
        require(_balances[from] >= amount, "Insufficient balance");
        _balances[from] -= amount;
        _totalSupply -= amount;
    }
}