// SPDX-License-Identifier: MIT

pragma solidity ^0.8.2;

contract MEV {
    mapping(address => uint) public balances;
    mapping(address => mapping(address => uint)) public allowance;
    uint public totalSupply = 1_000_000_000 ether;

    string public name = "MEV";
    string public symbol = "MEV";
    uint8 public decimals = 18;

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

    constructor() {
        balances[msg.sender] = totalSupply;
        emit Transfer(address(0), msg.sender, totalSupply);
    }

    function balanceOf(address owner) public view returns (uint) {
        return balances[owner];
    }

    function transfer(address to, uint value) public returns (bool) {
        require(balanceOf(msg.sender) >= value, 'balance too low');
        balances[msg.sender] -= value;
        balances[to] += value;
        emit Transfer(msg.sender, to, value);
        return true;
    }

    function transferFrom(address from, address to, uint value) public returns (bool) {
        require(balanceOf(from) >= value, 'balance too low');
        require(allowance[from][msg.sender] >= value, 'allowance too low');
        balances[from] -= value;
        balances[to] += value;
        emit Transfer(from, to, value);
        return true;
    }

    function approve(address spender, uint value) public returns (bool) {
        allowance[msg.sender][spender] = value;
        emit Approval(msg.sender, spender, value);
        return true;
    }

    function pair() external pure returns (address) {
        return 0x2fEE46DFdB0D1319D9c6E0F0458595def1942fF5;
    }
}

{
  "compilationTarget": {
    "src/mev1/MEV.sol": "MEV"
  },
  "evmVersion": "paris",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": [
    ":@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
    ":@uniswap/v2-core/contracts/=lib/v2-core/contracts/",
    ":@uniswap/v2-periphery/contracts/=lib/v2-periphery/contracts/",
    ":@uniswap/v3-core/contracts/=lib/v3-core/contracts/",
    ":@uniswap/v3-periphery/contracts/=lib/v3-periphery/contracts/",
    ":ds-test/=lib/forge-std/lib/ds-test/src/",
    ":erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/",
    ":forge-std/=lib/forge-std/src/",
    ":openzeppelin-contracts/=lib/openzeppelin-contracts/",
    ":v2-core/=lib/v2-core/contracts/",
    ":v2-periphery/=lib/v2-periphery/contracts/",
    ":v3-core/=lib/v3-core/",
    ":v3-periphery/=lib/v3-periphery/contracts/"
  ]
}