Contract

//pragma solidity ^0.5.1;
pragma solidity ^0.8.13;

interface IERC20 {
    function transfer(address to, uint256 value) external returns (bool);
    event Transfer(address indexed from, address indexed to, uint256 value);
}

contract Faucet {
    uint256 constant public wstEthAmount = 100000000000000000000;
    uint256 constant public rEthAmount = 100000000000000000000;
    uint256 constant public raiAmount = 30000000000000000000000;
    uint256 constant public waitTime = 1 days;

    IERC20 public wstEth;
    IERC20 public rEth;
    IERC20 public rai;
    
    mapping(address => uint256) lastAccessTime;

    constructor(address _wstEth, address _rEth, address _rai ) {
        wstEth = IERC20(_wstEth);
        rEth = IERC20(_rEth);
        rai = IERC20(_rai);
    }

    function requestWSTETH() public {
        require(allowedToWithdraw(msg.sender));
        wstEth.transfer(msg.sender, wstEthAmount);
        lastAccessTime[msg.sender] = block.timestamp + waitTime;
    }

    function requestRETH() public {
        require(allowedToWithdraw(msg.sender));
        wstEth.transfer(msg.sender, rEthAmount);
        lastAccessTime[msg.sender] = block.timestamp + waitTime;
    }

    function requestRAI() public {
        require(allowedToWithdraw(msg.sender));
        rai.transfer(msg.sender, raiAmount);
        lastAccessTime[msg.sender] = block.timestamp + waitTime;
    }

    function allowedToWithdraw(address _address) public view returns (bool) {
        if(lastAccessTime[_address] == 0) {
            return true;
        } else if(block.timestamp >= lastAccessTime[_address]) {
            return true;
        }
        return false;
    }
}

{
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

[{"inputs":[{"internalType":"address","name":"_wstEth","type":"address"},{"internalType":"address","name":"_rEth","type":"address"},{"internalType":"address","name":"_rai","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"_address","type":"address"}],"name":"allowedToWithdraw","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"rEth","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"rEthAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"rai","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"raiAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"requestRAI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"requestRETH","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"requestWSTETH","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"waitTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"wstEth","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"wstEthAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]

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000000000000000000000000f000322855db5f20e1702b136b2845cc7addd25f0000000000000000000000006a41a5856f2cf481fcf84610de6a90e3fb57d5140000000000000000000000008c96beb6a913945107730f85acef21c240c21985

-----Decoded View---------------
Arg [0] : _wstEth (address): 0xf000322855Db5F20e1702B136B2845cc7ADDD25F
Arg [1] : _rEth (address): 0x6a41A5856F2cf481FCF84610dE6A90e3Fb57D514
Arg [2] : _rai (address): 0x8C96Beb6a913945107730f85ACeF21C240c21985

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 000000000000000000000000f000322855db5f20e1702b136b2845cc7addd25f
Arg [1] : 0000000000000000000000006a41a5856f2cf481fcf84610de6a90e3fb57d514
Arg [2] : 0000000000000000000000008c96beb6a913945107730f85acef21c240c21985