// https://uniswap.org/docs/v2/smart-contracts/pair/
      // https://github.com/Uniswap/uniswap-v2-core/blob/master/contracts/UniswapV2Pair.sol implementation
      // SPDX-License-Identifier: MIT
      
      pragma solidity >=0.5.0;
      
      interface IUniswapV2Pair {
        event Approval(address indexed owner, address indexed spender, uint value);
        event Transfer(address indexed from, address indexed to, uint value);
      
        function name() external pure returns (string memory);
        function symbol() external pure returns (string memory);
        function decimals() external pure returns (uint8);
        function totalSupply() external view returns (uint);
        function balanceOf(address owner) external view returns (uint);
        function allowance(address owner, address spender) external view returns (uint);
      
        function approve(address spender, uint value) external returns (bool);
        function transfer(address to, uint value) external returns (bool);
        function transferFrom(address from, address to, uint value) external returns (bool);
      
        function DOMAIN_SEPARATOR() external view returns (bytes32);
        function PERMIT_TYPEHASH() external pure returns (bytes32);
        function nonces(address owner) external view returns (uint);
      
        function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
      
        event Mint(address indexed sender, uint amount0, uint amount1);
        event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
        event Swap(
            address indexed sender,
            uint amount0In,
            uint amount1In,
            uint amount0Out,
            uint amount1Out,
            address indexed to
        );
        event Sync(uint112 reserve0, uint112 reserve1);
      
        function MINIMUM_LIQUIDITY() external pure returns (uint);
        function factory() external view returns (address);
        function token0() external view returns (address);
        function token1() external view returns (address);
        function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
        function price0CumulativeLast() external view returns (uint);
        function price1CumulativeLast() external view returns (uint);
        function kLast() external view returns (uint);
      
        function mint(address to) external returns (uint liquidity);
        function burn(address to) external returns (uint amount0, uint amount1);
        function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
        function skim(address to) external;
        function sync() external;
      }

      Solidity language logouniV2Pair

      Solidity Code Snippets

      The code describes an UniswapV2Pair contract. This contract has two functions, name() and symbol(). name() returns the contract's name, and symbol() returns the contract's symbol. The contract also has two external variables, balanceOf() and allowance(). These variables store information about the contract's owner and user, respectively. The approve() and transfer() functions allow users to exchange tokens and assets. The TransferFrom() function allows users to transfer tokens from one address to another. The contract also has an event, Sync(), which is used to keep track of the contract's reserves.

      Shortcut: uni_v2_pair

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