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// SPDX-License-Identifier: UNLICENSED | |
pragma solidity ^0.8.0; | |
interface IERC20 { | |
event Transfer(address indexed from, address indexed to, uint256 value); | |
event Approval(address indexed owner, address indexed spender, uint256 value); | |
function totalSupply() external view returns (uint256); | |
function balanceOf(address account) external view returns (uint256); | |
function transfer(address to, uint256 amount) external returns (bool); |
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