Contract 0xD097D1cf7C2A5Efa7990a21F6d95b091f7A9f769

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0xd986755dd33e4fb1f7684f9ed01ada12890e9b15c2aaf051633aa54d5ea69d1aWithdraw697810312022-07-13 22:17:5580 days 18 hrs ago0x4de4be44a711fc4d1098b86d3ccc354d5e74eea9 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000550039
0x1d4f1e64d888c32deccbb1c827cbfe522f17ca99bb8808b088568c5d7aa9816eEmergency Withdr...693840732022-07-08 11:47:3086 days 5 hrs ago0xb82a467e4e100bf758712a8f98718a3744360a53 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000295386
0x67d60a43543c8f6ee17107e079c3f4b50260614ebc6d2a4893f24de3ef365c00Withdraw690656782022-07-03 20:14:4790 days 20 hrs ago0xe0b96d247457264a96be6cbbd32d9e769c99278c IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000613067
0x17923a6b5f915f9b0df5211ca12690b92c19dc3fb0ce7dff7e12196a6730dadfWithdraw690656542022-07-03 20:14:1790 days 20 hrs ago0xe0b96d247457264a96be6cbbd32d9e769c99278c IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000961037
0x18fd2f7a0690d4dc3f0184b794dda83c65a63148bd4433f6cafc69253d6a84a0Withdraw689705792022-07-02 12:17:0292 days 4 hrs ago0x318f6277e7ec3ce9f9f1cb655fef873b930b61f5 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000728938
0x517510fc8c96c4bdd05a53bfda7e39e9e6aa904bba7be6e045c356fe600ced19Withdraw689705412022-07-02 12:16:1592 days 4 hrs ago0x318f6277e7ec3ce9f9f1cb655fef873b930b61f5 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.0000072919
0x7bc5f903f2025de3df4d4e384148a045c20ac401273c5088aefcab7584c7403bWithdraw689705092022-07-02 12:15:3792 days 4 hrs ago0x318f6277e7ec3ce9f9f1cb655fef873b930b61f5 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000729358
0x35b4c5ec581f69d24020d29d9b27d845a2955e8f1858957604161b6c8d37cc84Withdraw689704742022-07-02 12:14:5492 days 4 hrs ago0x318f6277e7ec3ce9f9f1cb655fef873b930b61f5 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000763042
0x3bfd83f0135a44505ba5a670915be3456c3025dbbc2e9448393c3b26fcb70371Withdraw689704492022-07-02 12:14:2592 days 4 hrs ago0x318f6277e7ec3ce9f9f1cb655fef873b930b61f5 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000613151
0xd62989cce75231762c514f33f81b8c0afa23cbcb60e3c42f78c37510cec4441aWithdraw689704222022-07-02 12:13:5292 days 4 hrs ago0x318f6277e7ec3ce9f9f1cb655fef873b930b61f5 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000721637
0x214d5529f446ea3fa2deaa150e6b74189453d81f4cf98a22236e6790e0a90d88Withdraw689185592022-07-01 17:59:4692 days 23 hrs ago0x9dec6bdda370ce583413cbb38e1bd2eda5da6383 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000732767
0x6de802ec72c3318c5c3cefd07bbf36771c6530f1bb4fc11eace360dbbd902b8eWithdraw688817732022-07-01 5:00:2293 days 12 hrs ago0xa05b9b03f43a64aebf2b727d50fe4950b2515817 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000882322
0xde36d22b462351f0ea0a4f9ba8323deb1bb5342f491c07454d6247279f015f84Withdraw688519182022-06-30 18:41:0693 days 22 hrs ago0x9da8b11a969b3d54068992dd77c1986266fc5d80 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000898219
0x08deb34fa9f25ec9a8704ac015321632afa61f7811437dc0ddb2c95169a15e36Withdraw686972502022-06-28 13:07:2196 days 3 hrs ago0x766dd3b3af5f49455166fb3950afca64d44b2aed IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0
0x29e5d85a2bf474ff31d7e221864d7cd3412f0369e74258b16c7ae134740c8c8eWithdraw686594832022-06-28 0:07:4696 days 16 hrs ago0x609bb2e06e29f6bdd64682842aeb526ff95ab79b IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000550739
0x4f2375739ec2fa64d662fddd4d0d94d99be586307662581650a7ce14753288ebWithdraw686594802022-06-28 0:07:4296 days 16 hrs ago0x609bb2e06e29f6bdd64682842aeb526ff95ab79b IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00001017268
0xc8a0e20de4d7b3ccc838c10f39870ba7c7d81ae607b5c278d41327998c25f7a9Withdraw686586222022-06-27 23:49:2296 days 17 hrs ago0x5f69ea74930563633ae25e7d27a0b87d28b16a3a IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0
0xd601d7360f10bd4089740e0b725b76dfa89f398c93dd9cef31ce4a190b529937Withdraw686585912022-06-27 23:48:4196 days 17 hrs ago0x5f69ea74930563633ae25e7d27a0b87d28b16a3a IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0
0x26d58df0b0a1d310c94c3ed9745d6968f4eade4b8091756a8726091ec437f5ecWithdraw686585542022-06-27 23:47:5396 days 17 hrs ago0x5f69ea74930563633ae25e7d27a0b87d28b16a3a IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0
0x17a8ac80ff13105b1fdb3775e66a58df12194da4cad770f6d062d470619ae39dWithdraw686585002022-06-27 23:46:4296 days 17 hrs ago0x5f69ea74930563633ae25e7d27a0b87d28b16a3a IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0
0x3f55edd45a56d5bf5315ca78355a834e525cf9082990fb34ff0de7525c30c322Withdraw686576132022-06-27 23:27:0696 days 17 hrs ago0x5f69ea74930563633ae25e7d27a0b87d28b16a3a IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0
0x2a7ffe7e3c18e910fc07805864b004be3e07d4583006e44bddc4540b569b203aWithdraw686479762022-06-27 19:56:2996 days 21 hrs ago0x38d97ccb12bc6294ba8b5ef4c5501f8d81e5e11a IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000612668
0x294ae809fbe54d0e4351fb0b0109e0a8f05d9db4e37f9f175e403fc5fcdbd840Withdraw686479352022-06-27 19:55:3596 days 21 hrs ago0x38d97ccb12bc6294ba8b5ef4c5501f8d81e5e11a IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000842037
0x1d048e1fb6a2474efe91b23e8f99a24b2e65018725028475158fd62ab8211ce5Withdraw686421222022-06-27 17:50:4296 days 23 hrs ago0x82455c0bd8a6279dea9cd58ea94309117004c672 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00001017436
0xb253f0227e1ef6b762ab89bb09ac677bc6078dcf795082beaf9eade405b0aae6Withdraw686332062022-06-27 14:38:3097 days 2 hrs ago0x9ad1e1ede6fb78ab2826b82a2332aef52e1494c3 IN  0xd097d1cf7c2a5efa7990a21f6d95b091f7a9f7690 ETH0.00000550739
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Contract Source Code Verified (Exact Match)

Contract Name:
UspGenesisRewardPool

Compiler Version
v0.6.12+commit.27d51765

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, MIT license

Contract Source Code (Solidity Standard Json-Input format)

File 1 of 6 : UspGenesisRewardPool.sol
// SPDX-License-Identifier: MIT

pragma solidity 0.6.12;

import "IERC20.sol";
import "SafeERC20.sol";
import "SafeMath.sol";
import "ContractGuard.sol";


// Note that this pool has no minter key of USP (rewards).
// Instead, the governance will call USP distributeReward method and send reward to this pool at the beginning.
contract UspGenesisRewardPool is ContractGuard{
    using SafeMath for uint256;
    using SafeERC20 for IERC20;

    // governance
    address public operator;

    // Info of each user.
    struct UserInfo {
        uint256 amount; // How many tokens the user has provided.
        uint256 rewardDebt; // Reward debt. See explanation below.
    }

    // Info of each pool.
    struct PoolInfo {
        IERC20 token; // Address of LP token contract.
        uint256 allocPoint; // How many allocation points assigned to this pool. USP to distribute.
        uint256 lastRewardTime; // Last time that USP distribution occurs.
        uint256 accUspPerShare; // Accumulated USP per share, times 1e18. See below.
        bool isStarted; // if lastRewardBlock has passed
        uint256 daoFee;
    }

    IERC20 public usp;

    // Info of each pool.
    PoolInfo[] public poolInfo;

    // Info of each user that stakes LP tokens.
    mapping(uint256 => mapping(address => UserInfo)) public userInfo;

    // Total allocation points. Must be the sum of all allocation points in all pools.
    uint256 public totalAllocPoint = 0;

    // The time when USP mining starts.
    uint256 public poolStartTime;

    // The time when USP mining ends.
    uint256 public poolEndTime;

    address public daoAddress;

    // MAINNET
    uint256 constant public uspPerSecond = 1.1574074074e18; // 100000 USP / (24h * 60min * 60s)
    uint256 constant public runningTime = 1 days; // 1 days
    uint256 constant public TOTAL_REWARDS = 100000e18;
    // END MAINNET

    event Deposit(address indexed user, uint256 indexed pid, uint256 amount);
    event Withdraw(address indexed user, uint256 indexed pid, uint256 amount);
    event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount);
    event RewardPaid(address indexed user, uint256 amount);

    constructor(
        address _usp,
        uint256 _poolStartTime,
        address _daoAddress
        ) public {
        require(block.timestamp < _poolStartTime, "late");
        if (_usp != address(0)) usp = IERC20(_usp);
        daoAddress = _daoAddress;
        poolStartTime = _poolStartTime;
        poolEndTime = poolStartTime + runningTime;
        operator = msg.sender;
    }

    modifier onlyOperator() {
        require(operator == msg.sender, "UspGenesisPool: caller is not the operator");
        _;
    }

    function checkPoolDuplicate(IERC20 _token) internal view {
        uint256 length = poolInfo.length;
        for (uint256 pid = 0; pid < length; ++pid) {
            require(poolInfo[pid].token != _token, "UspGenesisPool: existing pool?");
        }
    }

    // Add a new token to the pool. Can only be called by the owner.
    function add(
        uint256 _allocPoint,
        IERC20 _token,
        bool _withUpdate,
        uint256 _lastRewardTime,
        uint _daoFee
    ) public onlyOperator {
        require(_daoFee <= 100, "fee can not be above 1%");
        checkPoolDuplicate(_token);
        if (_withUpdate) {
            massUpdatePools();
        }
        if (block.timestamp < poolStartTime) {
            // chef is sleeping
            if (_lastRewardTime == 0) {
                _lastRewardTime = poolStartTime;
            } else {
                if (_lastRewardTime < poolStartTime) {
                    _lastRewardTime = poolStartTime;
                }
            }
        } else {
            // chef is cooking
            if (_lastRewardTime == 0 || _lastRewardTime < block.timestamp) {
                _lastRewardTime = block.timestamp;
            }
        }
        bool _isStarted =
        (_lastRewardTime <= poolStartTime) ||
        (_lastRewardTime <= block.timestamp);
        poolInfo.push(PoolInfo({
            token : _token,
            allocPoint : _allocPoint,
            lastRewardTime : _lastRewardTime,
            accUspPerShare : 0,
            isStarted : _isStarted,
            daoFee: _daoFee
            }));
        if (_isStarted) {
            totalAllocPoint = totalAllocPoint.add(_allocPoint);
        }
    }

    // Update the given pool's USP allocation point. Can only be called by the owner.
    function set(uint256 _pid, uint256 _allocPoint) public onlyOperator {
        massUpdatePools();
        PoolInfo storage pool = poolInfo[_pid];
        if (pool.isStarted) {
            totalAllocPoint = totalAllocPoint.sub(pool.allocPoint).add(
                _allocPoint
            );
        }
        pool.allocPoint = _allocPoint;
    }

    // Return accumulate rewards over the given _from to _to block.
    function getGeneratedReward(uint256 _fromTime, uint256 _toTime) public view returns (uint256) {
        if (_fromTime >= _toTime) return 0;
        if (_toTime >= poolEndTime) {
            if (_fromTime >= poolEndTime) return 0;
            if (_fromTime <= poolStartTime) return poolEndTime.sub(poolStartTime).mul(uspPerSecond);
            return poolEndTime.sub(_fromTime).mul(uspPerSecond);
        } else {
            if (_toTime <= poolStartTime) return 0;
            if (_fromTime <= poolStartTime) return _toTime.sub(poolStartTime).mul(uspPerSecond);
            return _toTime.sub(_fromTime).mul(uspPerSecond);
        }
    }

    // View function to see pending USP on frontend.
    function pendingUsp(uint256 _pid, address _user) external view returns (uint256) {
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][_user];
        uint256 accUspPerShare = pool.accUspPerShare;
        uint256 tokenSupply = pool.token.balanceOf(address(this));
        if (block.timestamp > pool.lastRewardTime && tokenSupply != 0) {
            uint256 _generatedReward = getGeneratedReward(pool.lastRewardTime, block.timestamp);
            accUspPerShare = accUspPerShare.add(_generatedReward.mul(pool.allocPoint).mul(1e18).div(totalAllocPoint).div(tokenSupply));
        }
        return user.amount.mul(accUspPerShare).div(1e18).sub(user.rewardDebt);
    }

    // Update reward variables for all pools. Be careful of gas spending!
    function massUpdatePools() public {
        uint256 length = poolInfo.length;
        for (uint256 pid = 0; pid < length; ++pid) {
            updatePool(pid);
        }
    }

    // Update reward variables of the given pool to be up-to-date.
    function updatePool(uint256 _pid) public {
        PoolInfo storage pool = poolInfo[_pid];
        if (block.timestamp <= pool.lastRewardTime) {
            return;
        }
        uint256 tokenSupply = pool.token.balanceOf(address(this));
        if (tokenSupply == 0) {
            pool.lastRewardTime = block.timestamp;
            return;
        }
        if (!pool.isStarted) {
            pool.isStarted = true;
            totalAllocPoint = totalAllocPoint.add(pool.allocPoint);
        }
        if (totalAllocPoint > 0) {
            uint256 _generatedReward = getGeneratedReward(pool.lastRewardTime, block.timestamp);
            pool.accUspPerShare = pool.accUspPerShare.add(_generatedReward.mul(pool.allocPoint).mul(1e18).div(totalAllocPoint).div(tokenSupply));
        }
        pool.lastRewardTime = block.timestamp;
    }

    // Deposit LP tokens.
    function deposit(uint256 _pid, uint256 _amount) public onlyOneBlock {
        address _sender = msg.sender;
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][_sender];
        updatePool(_pid);
        if (user.amount > 0) {
            uint256 _pending = user.amount.mul(pool.accUspPerShare).div(1e18).sub(user.rewardDebt);
            if (_pending > 0) {
                safeUspTransfer(_sender, _pending);
                emit RewardPaid(_sender, _pending);
            }
        }
        if (_amount > 0) {
            pool.token.safeTransferFrom(_sender, address(this), _amount);
            if (pool.daoFee > 0) {
                uint256 _fee = _amount.mul(pool.daoFee).div(10000);
                pool.token.safeTransfer(daoAddress, _fee);
                user.amount = user.amount.add(_amount.sub(_fee));
            }
            else {
                user.amount = user.amount.add(_amount);
            }
            
        }
        user.rewardDebt = user.amount.mul(pool.accUspPerShare).div(1e18);
        emit Deposit(_sender, _pid, _amount);
    }

    // Withdraw LP tokens.
    function withdraw(uint256 _pid, uint256 _amount) public onlyOneBlock {
        address _sender = msg.sender;
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][_sender];
        require(user.amount >= _amount, "withdraw: not good");
        updatePool(_pid);
        uint256 _pending = user.amount.mul(pool.accUspPerShare).div(1e18).sub(user.rewardDebt);
        if (_pending > 0) {
            safeUspTransfer(_sender, _pending);
            emit RewardPaid(_sender, _pending);
        }
        if (_amount > 0) {
            user.amount = user.amount.sub(_amount);
            pool.token.safeTransfer(_sender, _amount);
        }
        user.rewardDebt = user.amount.mul(pool.accUspPerShare).div(1e18);
        emit Withdraw(_sender, _pid, _amount);
    }

    // Withdraw without caring about rewards. EMERGENCY ONLY.
    function emergencyWithdraw(uint256 _pid) public {
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][msg.sender];
        uint256 _amount = user.amount;
        user.amount = 0;
        user.rewardDebt = 0;
        pool.token.safeTransfer(msg.sender, _amount);
        emit EmergencyWithdraw(msg.sender, _pid, _amount);
    }

    // Safe USP transfer function, just in case if rounding error causes pool to not have enough USPs.
    function safeUspTransfer(address _to, uint256 _amount) internal {
        uint256 _uspBalance = usp.balanceOf(address(this));
        if (_uspBalance > 0) {
            if (_amount > _uspBalance) {
                usp.safeTransfer(_to, _uspBalance);
            } else {
                usp.safeTransfer(_to, _amount);
            }
        }
    }

    function setOperator(address _operator) external onlyOperator {
        operator = _operator;
    }

    function setDaoFee(uint256 _pid, uint _fee) external onlyOperator {
        require(_fee <= 100, "fee can not be above 1%");
        PoolInfo storage pool = poolInfo[_pid];
        pool.daoFee = _fee;
    }

}

File 2 of 6 : IERC20.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

File 3 of 6 : SafeERC20.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "IERC20.sol";
import "SafeMath.sol";
import "Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
library SafeERC20 {
    using SafeMath for uint256;
    using Address for address;

    function safeTransfer(IERC20 token, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
    }

    function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
    }

    /**
     * @dev Deprecated. This function has issues similar to the ones found in
     * {IERC20-approve}, and its usage is discouraged.
     *
     * Whenever possible, use {safeIncreaseAllowance} and
     * {safeDecreaseAllowance} instead.
     */
    function safeApprove(IERC20 token, address spender, uint256 value) internal {
        // safeApprove should only be called when setting an initial allowance,
        // or when resetting it to zero. To increase and decrease it, use
        // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
        // solhint-disable-next-line max-line-length
        require((value == 0) || (token.allowance(address(this), spender) == 0),
            "SafeERC20: approve from non-zero to non-zero allowance"
        );
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
    }

    function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        uint256 newAllowance = token.allowance(address(this), spender).add(value);
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     */
    function _callOptionalReturn(IERC20 token, bytes memory data) private {
        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
        // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that
        // the target address contains contract code and also asserts for success in the low-level call.

        bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
        if (returndata.length > 0) { // Return data is optional
            // solhint-disable-next-line max-line-length
            require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
        }
    }
}

File 4 of 6 : SafeMath.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        uint256 c = a + b;
        if (c < a) return (false, 0);
        return (true, c);
    }

    /**
     * @dev Returns the substraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        if (b > a) return (false, 0);
        return (true, a - b);
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
        // benefit is lost if 'b' is also tested.
        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
        if (a == 0) return (true, 0);
        uint256 c = a * b;
        if (c / a != b) return (false, 0);
        return (true, c);
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        if (b == 0) return (false, 0);
        return (true, a / b);
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        if (b == 0) return (false, 0);
        return (true, a % b);
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");
        return c;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        require(b <= a, "SafeMath: subtraction overflow");
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) return 0;
        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");
        return c;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        require(b > 0, "SafeMath: division by zero");
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        require(b > 0, "SafeMath: modulo by zero");
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        return a - b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryDiv}.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        return a % b;
    }
}

File 5 of 6 : Address.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain`call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: value }(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.staticcall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

File 6 of 6 : ContractGuard.sol
// SPDX-License-Identifier: MIT

pragma solidity 0.6.12;

contract ContractGuard {
    mapping(uint256 => mapping(address => bool)) private _status;

    function checkSameOriginReentranted() internal view returns (bool) {
        return _status[block.number][tx.origin];
    }

    function checkSameSenderReentranted() internal view returns (bool) {
        return _status[block.number][msg.sender];
    }

    modifier onlyOneBlock() {
        require(!checkSameOriginReentranted(), "ContractGuard: one block, one function");
        require(!checkSameSenderReentranted(), "ContractGuard: one block, one function");

        _;

        _status[block.number][tx.origin] = true;
        _status[block.number][msg.sender] = true;
    }
}

Settings
{
  "evmVersion": "istanbul",
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "libraries": {
    "UspGenesisRewardPool.sol": {}
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract ABI

[{"inputs":[{"internalType":"address","name":"_usp","type":"address"},{"internalType":"uint256","name":"_poolStartTime","type":"uint256"},{"internalType":"address","name":"_daoAddress","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"uint256","name":"pid","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Deposit","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"uint256","name":"pid","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"EmergencyWithdraw","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"RewardPaid","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"uint256","name":"pid","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Withdraw","type":"event"},{"inputs":[],"name":"TOTAL_REWARDS","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_allocPoint","type":"uint256"},{"internalType":"contract IERC20","name":"_token","type":"address"},{"internalType":"bool","name":"_withUpdate","type":"bool"},{"internalType":"uint256","name":"_lastRewardTime","type":"uint256"},{"internalType":"uint256","name":"_daoFee","type":"uint256"}],"name":"add","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"daoAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"deposit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"}],"name":"emergencyWithdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_fromTime","type":"uint256"},{"internalType":"uint256","name":"_toTime","type":"uint256"}],"name":"getGeneratedReward","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"massUpdatePools","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"operator","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"address","name":"_user","type":"address"}],"name":"pendingUsp","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"poolEndTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"poolInfo","outputs":[{"internalType":"contract IERC20","name":"token","type":"address"},{"internalType":"uint256","name":"allocPoint","type":"uint256"},{"internalType":"uint256","name":"lastRewardTime","type":"uint256"},{"internalType":"uint256","name":"accUspPerShare","type":"uint256"},{"internalType":"bool","name":"isStarted","type":"bool"},{"internalType":"uint256","name":"daoFee","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"poolStartTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"runningTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"uint256","name":"_allocPoint","type":"uint256"}],"name":"set","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"uint256","name":"_fee","type":"uint256"}],"name":"setDaoFee","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_operator","type":"address"}],"name":"setOperator","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"totalAllocPoint","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"}],"name":"updatePool","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"address","name":"","type":"address"}],"name":"userInfo","outputs":[{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"rewardDebt","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"usp","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"uspPerSecond","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000a69d9ba086d41425f35988613c156db9a88a1a960000000000000000000000000000000000000000000000000000000062b714e0000000000000000000000000fd7cbeae92ed5ec9c58b88fe5af9a78115a82cd8

-----Decoded View---------------
Arg [0] : _usp (address): 0xa69d9ba086d41425f35988613c156db9a88a1a96
Arg [1] : _poolStartTime (uint256): 1656165600
Arg [2] : _daoAddress (address): 0xfd7cbeae92ed5ec9c58b88fe5af9a78115a82cd8

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 000000000000000000000000a69d9ba086d41425f35988613c156db9a88a1a96
Arg [1] : 0000000000000000000000000000000000000000000000000000000062b714e0
Arg [2] : 000000000000000000000000fd7cbeae92ed5ec9c58b88fe5af9a78115a82cd8


Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
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