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// SPDX-License-Identifier: MIT
pragma solidity =0.6.12;
import './libraries/UniswapV2Library.sol';
import './libraries/SafeMath.sol';
import './libraries/TransferHelper.sol';
import './interfaces/IUniswapV2Router02.sol';
import './interfaces/IUniswapV2Factory.sol';
import './interfaces/IERC20.sol';
import './interfaces/IWETH.sol';
contract UniswapV2Router02 is IUniswapV2Router02 {
    using SafeMathUniswap for uint;
    address public immutable override factory;
    address public immutable override WETH;
    modifier ensure(uint deadline) {
        require(deadline >= block.timestamp, 'UniswapV2Router: EXPIRED');
        _;
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// Copyright (C) 2015, 2016, 2017 Dapphub
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
pragma solidity ^0.4.18;
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// SPDX-License-Identifier: MIT
pragma solidity =0.6.12;
import './UniswapV2ERC20.sol';
import './libraries/Math.sol';
import './libraries/UQ112x112.sol';
import './interfaces/IERC20.sol';
import './interfaces/IUniswapV2Factory.sol';
import './interfaces/IUniswapV2Callee.sol';
interface IMigrator {
    // Return the desired amount of liquidity token that the migrator wants.
    function desiredLiquidity() external view returns (uint256);
}
contract UniswapV2Pair is UniswapV2ERC20 {
    using SafeMathUniswap  for uint;
    using UQ112x112 for uint224;
    uint public constant MINIMUM_LIQUIDITY = 10**3;
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// SPDX-License-Identifier: MIT
pragma solidity 0.6.12;
import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
// BoneToken with Governance.
contract BoneToken is ERC20("BONE SHIBASWAP", "BONE"), Ownable {
    /// @notice Creates `_amount` token to `_to`. Must only be called by the owner (TopDog).
    function mint(address _to, uint256 _amount) public onlyOwner {
        _mint(_to, _amount);
        _moveDelegates(address(0), _delegates[_to], _amount);
    }
    function _transfer(address sender, address recipient, uint256 amount) internal override {
        super._transfer(sender, recipient, amount);
        _moveDelegates(_delegates[sender], _delegates[recipient], amount);
    }
    // Copied and modified from YAM code:
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