Contract

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: GPL-3.0

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;
    bytes4 private constant SELECTOR = bytes4(keccak256(bytes('transfer(address,uint256)')));

    address public factory;
    address public token0;
    address public token1;

    uint112 private reserve0;           // uses single storage slot, accessible via getReserves
    uint112 private reserve1;           // uses single storage slot, accessible via getReserves
    uint32  private blockTimestampLast; // uses single storage slot, accessible via getReserves

    uint public price0CumulativeLast;
    uint public price1CumulativeLast;
    uint public kLast; // reserve0 * reserve1, as of immediately after the most recent liquidity event

    uint private unlocked = 1;
    modifier lock() {
        require(unlocked == 1, 'SwipeswapV2: LOCKED');
        unlocked = 0;
        _;
        unlocked = 1;
    }

    function getReserves() public view returns (uint112 _reserve0, uint112 _reserve1, uint32 _blockTimestampLast) {
        _reserve0 = reserve0;
        _reserve1 = reserve1;
        _blockTimestampLast = blockTimestampLast;
    }

    function _safeTransfer(address token, address to, uint value) private {
        (bool success, bytes memory data) = token.call(abi.encodeWithSelector(SELECTOR, to, value));
        require(success && (data.length == 0 || abi.decode(data, (bool))), 'SwipeswapV2: TRANSFER_FAILED');
    }

    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);

    constructor() public {
        factory = msg.sender;
    }

    // called once by the factory at time of deployment
    function initialize(address _token0, address _token1) external {
        require(msg.sender == factory, 'SwipeswapV2: FORBIDDEN'); // sufficient check
        token0 = _token0;
        token1 = _token1;
    }

    // update reserves and, on the first call per block, price accumulators
    function _update(uint balance0, uint balance1, uint112 _reserve0, uint112 _reserve1) private {
        require(balance0 <= uint112(-1) && balance1 <= uint112(-1), 'SwipeswapV2: OVERFLOW');
        uint32 blockTimestamp = uint32(block.timestamp % 2**32);
        uint32 timeElapsed = blockTimestamp - blockTimestampLast; // overflow is desired
        if (timeElapsed > 0 && _reserve0 != 0 && _reserve1 != 0) {
            // * never overflows, and + overflow is desired
            price0CumulativeLast += uint(UQ112x112.encode(_reserve1).uqdiv(_reserve0)) * timeElapsed;
            price1CumulativeLast += uint(UQ112x112.encode(_reserve0).uqdiv(_reserve1)) * timeElapsed;
        }
        reserve0 = uint112(balance0);
        reserve1 = uint112(balance1);
        blockTimestampLast = blockTimestamp;
        emit Sync(reserve0, reserve1);
    }

    // if fee is on, mint liquidity equivalent to 1/6th of the growth in sqrt(k)
    function _mintFee(uint112 _reserve0, uint112 _reserve1) private returns (bool feeOn) {
        address feeTo = IUniswapV2Factory(factory).feeTo();
        feeOn = feeTo != address(0);
        uint _kLast = kLast; // gas savings
        if (feeOn) {
            if (_kLast != 0) {
                uint rootK = Math.sqrt(uint(_reserve0).mul(_reserve1));
                uint rootKLast = Math.sqrt(_kLast);
                if (rootK > rootKLast) {
                    uint numerator = totalSupply.mul(rootK.sub(rootKLast));
                    uint denominator = rootK.mul(5).add(rootKLast);
                    uint liquidity = numerator / denominator;
                    if (liquidity > 0) _mint(feeTo, liquidity);
                }
            }
        } else if (_kLast != 0) {
            kLast = 0;
        }
    }

    // this low-level function should be called from a contract which performs important safety checks
    function mint(address to) external lock returns (uint liquidity) {
        (uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
        uint balance0 = IERC20Uniswap(token0).balanceOf(address(this));
        uint balance1 = IERC20Uniswap(token1).balanceOf(address(this));
        uint amount0 = balance0.sub(_reserve0);
        uint amount1 = balance1.sub(_reserve1);

        bool feeOn = _mintFee(_reserve0, _reserve1);
        uint _totalSupply = totalSupply; // gas savings, must be defined here since totalSupply can update in _mintFee
        if (_totalSupply == 0) {
            address migrator = IUniswapV2Factory(factory).migrator();
            if (msg.sender == migrator) {
                liquidity = IMigrator(migrator).desiredLiquidity();
                require(liquidity > 0 && liquidity != uint256(-1), "Bad desired liquidity");
            } else {
                require(migrator == address(0), "Must not have migrator");
                liquidity = Math.sqrt(amount0.mul(amount1)).sub(MINIMUM_LIQUIDITY);
                _mint(address(0), MINIMUM_LIQUIDITY); // permanently lock the first MINIMUM_LIQUIDITY tokens
            }
        } else {
            liquidity = Math.min(amount0.mul(_totalSupply) / _reserve0, amount1.mul(_totalSupply) / _reserve1);
        }
        require(liquidity > 0, 'SwipeswapV2: INSUFFICIENT_LIQUIDITY_MINTED');
        _mint(to, liquidity);

        _update(balance0, balance1, _reserve0, _reserve1);
        if (feeOn) kLast = uint(reserve0).mul(reserve1); // reserve0 and reserve1 are up-to-date
        emit Mint(msg.sender, amount0, amount1);
    }

    // this low-level function should be called from a contract which performs important safety checks
    function burn(address to) external lock returns (uint amount0, uint amount1) {
        (uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
        address _token0 = token0;                                // gas savings
        address _token1 = token1;                                // gas savings
        uint balance0 = IERC20Uniswap(_token0).balanceOf(address(this));
        uint balance1 = IERC20Uniswap(_token1).balanceOf(address(this));
        uint liquidity = balanceOf[address(this)];

        bool feeOn = _mintFee(_reserve0, _reserve1);
        uint _totalSupply = totalSupply; // gas savings, must be defined here since totalSupply can update in _mintFee
        amount0 = liquidity.mul(balance0) / _totalSupply; // using balances ensures pro-rata distribution
        amount1 = liquidity.mul(balance1) / _totalSupply; // using balances ensures pro-rata distribution
        require(amount0 > 0 && amount1 > 0, 'SwipeswapV2: INSUFFICIENT_LIQUIDITY_BURNED');
        _burn(address(this), liquidity);
        _safeTransfer(_token0, to, amount0);
        _safeTransfer(_token1, to, amount1);
        balance0 = IERC20Uniswap(_token0).balanceOf(address(this));
        balance1 = IERC20Uniswap(_token1).balanceOf(address(this));

        _update(balance0, balance1, _reserve0, _reserve1);
        if (feeOn) kLast = uint(reserve0).mul(reserve1); // reserve0 and reserve1 are up-to-date
        emit Burn(msg.sender, amount0, amount1, to);
    }

    // this low-level function should be called from a contract which performs important safety checks
    function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external lock {
        require(amount0Out > 0 || amount1Out > 0, 'SwipeswapV2: INSUFFICIENT_OUTPUT_AMOUNT');
        (uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
        require(amount0Out < _reserve0 && amount1Out < _reserve1, 'SwipeswapV2: INSUFFICIENT_LIQUIDITY');

        uint balance0;
        uint balance1;
        { // scope for _token{0,1}, avoids stack too deep errors
        address _token0 = token0;
        address _token1 = token1;
        require(to != _token0 && to != _token1, 'SwipeswapV2: INVALID_TO');
        if (amount0Out > 0) _safeTransfer(_token0, to, amount0Out); // optimistically transfer tokens
        if (amount1Out > 0) _safeTransfer(_token1, to, amount1Out); // optimistically transfer tokens
        if (data.length > 0) IUniswapV2Callee(to).uniswapV2Call(msg.sender, amount0Out, amount1Out, data);
        balance0 = IERC20Uniswap(_token0).balanceOf(address(this));
        balance1 = IERC20Uniswap(_token1).balanceOf(address(this));
        }
        uint amount0In = balance0 > _reserve0 - amount0Out ? balance0 - (_reserve0 - amount0Out) : 0;
        uint amount1In = balance1 > _reserve1 - amount1Out ? balance1 - (_reserve1 - amount1Out) : 0;
        require(amount0In > 0 || amount1In > 0, 'SwipeswapV2: INSUFFICIENT_INPUT_AMOUNT');
        { // scope for reserve{0,1}Adjusted, avoids stack too deep errors
        uint balance0Adjusted = balance0.mul(1000).sub(amount0In.mul(3));
        uint balance1Adjusted = balance1.mul(1000).sub(amount1In.mul(3));
        require(balance0Adjusted.mul(balance1Adjusted) >= uint(_reserve0).mul(_reserve1).mul(1000**2), 'SwipeswapV2: K');
        }

        _update(balance0, balance1, _reserve0, _reserve1);
        emit Swap(msg.sender, amount0In, amount1In, amount0Out, amount1Out, to);
    }

    // force balances to match reserves
    function skim(address to) external lock {
        address _token0 = token0; // gas savings
        address _token1 = token1; // gas savings
        _safeTransfer(_token0, to, IERC20Uniswap(_token0).balanceOf(address(this)).sub(reserve0));
        _safeTransfer(_token1, to, IERC20Uniswap(_token1).balanceOf(address(this)).sub(reserve1));
    }

    // force reserves to match balances
    function sync() external lock {
        _update(IERC20Uniswap(token0).balanceOf(address(this)), IERC20Uniswap(token1).balanceOf(address(this)), reserve0, reserve1);
    }
}

// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

import './libraries/SafeMath.sol';

contract UniswapV2ERC20 {
    using SafeMathUniswap for uint;

    string public constant name = 'SwipeSwap LP Token';
    string public constant symbol = 'SLP';
    uint8 public constant decimals = 18;
    uint  public totalSupply;
    mapping(address => uint) public balanceOf;
    mapping(address => mapping(address => uint)) public allowance;

    bytes32 public DOMAIN_SEPARATOR;
    // keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
    bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;
    mapping(address => uint) public nonces;

    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);

    constructor() public {
        uint chainId;
        assembly {
            chainId := chainid()
        }
        DOMAIN_SEPARATOR = keccak256(
            abi.encode(
                keccak256('EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)'),
                keccak256(bytes(name)),
                keccak256(bytes('1')),
                chainId,
                address(this)
            )
        );
    }

    function _mint(address to, uint value) internal {
        totalSupply = totalSupply.add(value);
        balanceOf[to] = balanceOf[to].add(value);
        emit Transfer(address(0), to, value);
    }

    function _burn(address from, uint value) internal {
        balanceOf[from] = balanceOf[from].sub(value);
        totalSupply = totalSupply.sub(value);
        emit Transfer(from, address(0), value);
    }

    function _approve(address owner, address spender, uint value) private {
        allowance[owner][spender] = value;
        emit Approval(owner, spender, value);
    }

    function _transfer(address from, address to, uint value) private {
        balanceOf[from] = balanceOf[from].sub(value);
        balanceOf[to] = balanceOf[to].add(value);
        emit Transfer(from, to, value);
    }

    function approve(address spender, uint value) external returns (bool) {
        _approve(msg.sender, spender, value);
        return true;
    }

    function transfer(address to, uint value) external returns (bool) {
        _transfer(msg.sender, to, value);
        return true;
    }

    function transferFrom(address from, address to, uint value) external returns (bool) {
        if (allowance[from][msg.sender] != uint(-1)) {
            allowance[from][msg.sender] = allowance[from][msg.sender].sub(value);
        }
        _transfer(from, to, value);
        return true;
    }

    function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external {
        require(deadline >= block.timestamp, 'SwipeswapV2: EXPIRED');
        bytes32 digest = keccak256(
            abi.encodePacked(
                '\x19\x01',
                DOMAIN_SEPARATOR,
                keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, nonces[owner]++, deadline))
            )
        );
        address recoveredAddress = ecrecover(digest, v, r, s);
        require(recoveredAddress != address(0) && recoveredAddress == owner, 'SwipeswapV2: INVALID_SIGNATURE');
        _approve(owner, spender, value);
    }
}

// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

// a library for performing various math operations

library Math {
    function min(uint x, uint y) internal pure returns (uint z) {
        z = x < y ? x : y;
    }

    // babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
    function sqrt(uint y) internal pure returns (uint z) {
        if (y > 3) {
            z = y;
            uint x = y / 2 + 1;
            while (x < z) {
                z = x;
                x = (y / x + x) / 2;
            }
        } else if (y != 0) {
            z = 1;
        }
    }
}

// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

// a library for handling binary fixed point numbers (https://en.wikipedia.org/wiki/Q_(number_format))

// range: [0, 2**112 - 1]
// resolution: 1 / 2**112

library UQ112x112 {
    uint224 constant Q112 = 2**112;

    // encode a uint112 as a UQ112x112
    function encode(uint112 y) internal pure returns (uint224 z) {
        z = uint224(y) * Q112; // never overflows
    }

    // divide a UQ112x112 by a uint112, returning a UQ112x112
    function uqdiv(uint224 x, uint112 y) internal pure returns (uint224 z) {
        z = x / uint224(y);
    }
}

// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.5.0;

interface IERC20Uniswap {
    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);

    function name() external view returns (string memory);
    function symbol() external view returns (string memory);
    function decimals() external view 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);
}

// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.5.0;

interface IUniswapV2Factory {
    event PairCreated(address indexed token0, address indexed token1, address pair, uint);

    function feeTo() external view returns (address);
    function feeToSetter() external view returns (address);
    function migrator() external view returns (address);

    function getPair(address tokenA, address tokenB) external view returns (address pair);
    function allPairs(uint) external view returns (address pair);
    function allPairsLength() external view returns (uint);

    function createPair(address tokenA, address tokenB) external returns (address pair);

    function setFeeTo(address) external;
    function setFeeToSetter(address) external;
    function setMigrator(address) external;
}

// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.5.0;

interface IUniswapV2Callee {
    function uniswapV2Call(address sender, uint amount0, uint amount1, bytes calldata data) external;
}

// SPDX-License-Identifier: GPL-3.0

pragma solidity =0.6.12;

// a library for performing overflow-safe math, courtesy of DappHub (https://github.com/dapphub/ds-math)

library SafeMathUniswap {
    function add(uint x, uint y) internal pure returns (uint z) {
        require((z = x + y) >= x, 'ds-math-add-overflow');
    }

    function sub(uint x, uint y) internal pure returns (uint z) {
        require((z = x - y) <= x, 'ds-math-sub-underflow');
    }

    function mul(uint x, uint y) internal pure returns (uint z) {
        require(y == 0 || (z = x * y) / y == x, 'ds-math-mul-overflow');
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 5000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount0","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount1","type":"uint256"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"Burn","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount0","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount1","type":"uint256"}],"name":"Mint","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount0In","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount1In","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount0Out","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount1Out","type":"uint256"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"Swap","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint112","name":"reserve0","type":"uint112"},{"indexed":false,"internalType":"uint112","name":"reserve1","type":"uint112"}],"name":"Sync","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"DOMAIN_SEPARATOR","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINIMUM_LIQUIDITY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PERMIT_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"burn","outputs":[{"internalType":"uint256","name":"amount0","type":"uint256"},{"internalType":"uint256","name":"amount1","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"factory","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getReserves","outputs":[{"internalType":"uint112","name":"_reserve0","type":"uint112"},{"internalType":"uint112","name":"_reserve1","type":"uint112"},{"internalType":"uint32","name":"_blockTimestampLast","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_token0","type":"address"},{"internalType":"address","name":"_token1","type":"address"}],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"kLast","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"mint","outputs":[{"internalType":"uint256","name":"liquidity","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"nonces","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"permit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"price0CumulativeLast","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price1CumulativeLast","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"skim","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount0Out","type":"uint256"},{"internalType":"uint256","name":"amount1Out","type":"uint256"},{"internalType":"address","name":"to","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"swap","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"sync","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"token0","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"token1","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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