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// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;
pragma abicoder v2;
import '@uniswap/v3-periphery/contracts/base/SelfPermit.sol';
import '@uniswap/v3-periphery/contracts/base/PeripheryImmutableState.sol';
import './interfaces/ISwapRouter02.sol';
import './V2SwapRouter.sol';
import './V3SwapRouter.sol';
import './base/ApproveAndCall.sol';
import './base/MulticallExtended.sol';
/// @title Uniswap V2 and V3 Swap Router
contract SwapRouter02 is ISwapRouter02, V2SwapRouter, V3SwapRouter, ApproveAndCall, MulticallExtended, SelfPermit {
    constructor(
        address _factoryV2,
        address factoryV3,
        address _positionManager,
        address _WETH9
    ) ImmutableState(_factoryV2, _positionManager) PeripheryImmutableState(factoryV3, _WETH9) {}
}
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;
import '@openzeppelin/contracts/token/ERC20/IERC20.sol';
import '@openzeppelin/contracts/drafts/IERC20Permit.sol';
import '../interfaces/ISelfPermit.sol';
import '../interfaces/external/IERC20PermitAllowed.sol';
/// @title Self Permit
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