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// SPDX-License-Identifier: UNLICENSED
pragma solidity >=0.4.22 <0.9.0;
import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
contract CirusToken is ERC20 {
  constructor(
    string memory _name,
    string memory _symbol,
    uint256 _supply,
    address _owner
  )
    ERC20(_name, _symbol)
  {
    _mint(_owner, _supply);
  }
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "./IERC20.sol";
import "../../utils/Context.sol";
/**
 * @dev Implementation of the {IERC20} interface.
 *
 * This implementation is agnostic to the way tokens are created. This means
 * that a supply mechanism has to be added in a derived contract using {_mint}.
 * For a generic mechanism see {ERC20PresetMinterPauser}.
 *
 * TIP: For a detailed writeup see our guide
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