Contract 0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe64 6

 
 
Txn Hash
Method
Block
From
To
Value [Txn Fee]
0x04164389dca3790e5e5324a087201ca7ea0c015e764a8dd6a5aec3f91fec9e77Approve407670592023-03-25 21:54:5913 hrs 28 mins ago0x1ee7f0aed69ebbd7433ce747be6692f02d8dabd9 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.00334850472
0x1797fd09c4dfeeae467081a87ebc72e2b38a0cb6f52665733f44180bff60ea15Approve407583782023-03-25 16:36:5418 hrs 46 mins ago0xa7e127bf38a6cec5ec5ae926c2c09125d39ebfeb IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002371795429 97.915015891
0x656e55d86edd4a4e31176bfe96882638b1f736393688441027b9b1b294a12781Approve407583752023-03-25 16:36:4818 hrs 46 mins ago0xa7e127bf38a6cec5ec5ae926c2c09125d39ebfeb IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.00238569035 98.488641
0x0d912571697ad4a3f6181574eda1199b2324ca705d9a4ce8b2b65f0393d36d7aApprove407498562023-03-25 11:29:4323 hrs 54 mins ago0x79a84f25d48b79c0ce6c8b86524e467dd61613f0 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.003204402405 132.287594678
0x474205e5b93f2b85160b2a89497318ee291daef917cc7d5653e0e1529af3e548Approve407345292023-03-25 2:07:331 day 9 hrs ago0x7b8135db002d27f745ef7f9f284fe9f641e6b217 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002145740769 88.582783688
0x3e8dc6120b4e154a938ebefda2673f39047ddf4010e4ddf6b88a9a392129ab2eApprove407106382023-03-24 10:38:212 days 45 mins ago0xfdbc2093e7842280934c14e5e25748a9e3b1bcd1 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002590384159 106.939031494
0x1dd0761a8fd7beac936b6fb7f0ae1d63352b9b8525f36f7a4d1b6b97da7fe0fdApprove406818922023-03-23 17:12:382 days 18 hrs ago0xd347da37f2d008d3682535f89a2722a39b323d08 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002473294423 102.105206773
0x8f733f0e14382cbd50dd92429460fbb36b452ed25623b8282c0fe18b6fb6474bApprove406818652023-03-23 17:11:402 days 18 hrs ago0xd347da37f2d008d3682535f89a2722a39b323d08 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002112095654 87.193809778
0x89425ae673150f3d2072b6591be102a84fc294b40d8cdcdc3865be36cb5e43d0Approve406818582023-03-23 17:11:262 days 18 hrs ago xx-defi.nft  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.003117740029 128.709905027
0x86ac500d1fbea19c9e60ec2e804ee9abcd1d3b618f3e80f6b45ccff090b30ef3Approve406818572023-03-23 17:11:242 days 18 hrs ago0xd347da37f2d008d3682535f89a2722a39b323d08 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002091493152 86.386070489
0xb3b742c89601f70d47aebcb434c4c4ea59e561c12716487b3cb9a0e8a44ac428Approve406818552023-03-23 17:11:182 days 18 hrs ago0xd347da37f2d008d3682535f89a2722a39b323d08 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002059995136 85.042940033
0x1be254cd85a2a22bccca8daca8ef8b308e7eae66940f65599e80e91cb6ed11e9Approve406818522023-03-23 17:11:122 days 18 hrs ago0xd347da37f2d008d3682535f89a2722a39b323d08 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002112660662 87.21713506
0xd22c9e48079a96e0a34ece1603bf4fb1d2ac6dec8a0a5248181747bb4250d3bdApprove406818042023-03-23 17:09:302 days 18 hrs ago0xd347da37f2d008d3682535f89a2722a39b323d08 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002229143149 92.025890673
0x73ffe4292d137ef62a4713561f09a934d38fcc7966dcabbc7ce9d4b45bb78a0dApprove406754092023-03-23 13:12:402 days 22 hrs ago0xd3a2a4287647f61eb43922682e96fc9b434605a7 IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.003765748847 155.461703666
0x4a2d8eae4df017d528a924144e75d073c7a818d3e66c759549c0ccaeca850f49Approve406650772023-03-23 6:27:173 days 4 hrs ago shiro-kishibe.wallet  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.001912212378 78.981139918
0x702abf32d698b3a5cf414b696748a7b82883399a8f1fd4af722e1228fd5e1945Approve406638002023-03-23 5:41:313 days 5 hrs ago shiro-kishibe.wallet  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.001836710167 75.825049224
0x7a6b8d1cd75142e137ccd084ab8854a0c8a91bcbb99607fd15c8b19280347e1eApprove406637862023-03-23 5:41:013 days 5 hrs ago shiro-kishibe.wallet  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.001826747888 75.413775708
0x532cd1c6ff6edb3739cdbc51e2ace201f25bd310ea90ae0f3b5ab785bb759712Approve406637662023-03-23 5:40:193 days 5 hrs ago shiro-kishibe.wallet  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.001761721264 72.729276513
0xfa1f25ca4f27ade8f31b0f346c8fd499580613acead009ce347e15868a4aa5feApprove406636782023-03-23 5:37:113 days 5 hrs ago shiro-kishibe.wallet  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002133891697 88.093617549
0x74edadbc24700d1ae04140573d55140b378b160068c278a19f21361f55f9bb62Approve406636682023-03-23 5:36:513 days 5 hrs ago shiro-kishibe.wallet  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002373760786 90.522090793
0xa28f2c5c2323afdafc18c69980619cbde47ca587534fae38f620bfaedfcb2ce6Approve406636482023-03-23 5:36:093 days 5 hrs ago shiro-kishibe.wallet  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002265506795 93.527093883
0x989827f25c981760594d63fbe0d92ada657bc584a0f8c5fb23e8cf8f2ddf5a9cApprove406636402023-03-23 5:35:513 days 5 hrs ago shiro-kishibe.wallet  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.002628638418 100.241712178
0x8e6ac8c3f50aaf8e639ac8464cf0e050649c065746b8e594e6d10ed5a56ea549Approve406624822023-03-23 4:53:473 days 6 hrs ago shiro-kishibe.wallet  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.001640573386 67.727919203
0x26ea201d0930b94136b3a25443a5fb4cdd15837a5e9feb1d98730075b9849c4fApprove406624422023-03-23 4:52:213 days 6 hrs ago shiro-kishibe.wallet  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.001586845138 65.509851751
0xf6b20e00c53553104b917e487cc60e84e2f19629c59cd51312b2216b7f0a8dc1Approve406488702023-03-22 20:22:103 days 15 hrs ago tronthe.blockchain  IN  0x76bf0c28e604cc3fe9967c83b3c3f31c213cfe640 MATIC0.003131377019 129.272881931
[ Download CSV Export 
Parent Txn Hash Block From To Value
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
CrystalToken

Compiler Version
v0.6.12+commit.27d51765

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion

Contract Source Code (Solidity Standard Json-Input format)

File 1 of 7 : CrystalToken.sol
// SPDX-License-Identifier: MIT

pragma solidity 0.6.12;

/*
Join us at PolyCrystal.Finance!

█▀▀█ █▀▀█ █░░ █░░█ █▀▀ █▀▀█ █░░█ █▀▀ ▀▀█▀▀ █▀▀█ █░░ 
█░░█ █░░█ █░░ █▄▄█ █░░ █▄▄▀ █▄▄█ ▀▀█ ░░█░░ █▄▄█ █░░ 
█▀▀▀ ▀▀▀▀ ▀▀▀ ▄▄▄█ ▀▀▀ ▀░▀▀ ▄▄▄█ ▀▀▀ ░░▀░░ ▀░░▀ ▀▀▀
 */

import "@pancakeswap/pancake-swap-lib/contracts/token/BEP20/BEP20.sol";

// CrystalToken with Governance.
contract CrystalToken is BEP20('CrystalToken', 'CRYSTL') {
    /// @notice Creates `_amount` token to `_to`. Must only be called by the owner (MasterApe).
    function mint(address _to, uint256 _amount) public onlyOwner {
        _mint(_to, _amount);
        _moveDelegates(address(0), _delegates[_to], _amount);
    }

    // Copied and modified from YAM code:
    // https://github.com/yam-finance/yam-protocol/blob/master/contracts/token/YAMGovernanceStorage.sol
    // https://github.com/yam-finance/yam-protocol/blob/master/contracts/token/YAMGovernance.sol
    // Which is copied and modified from COMPOUND:
    // https://github.com/compound-finance/compound-protocol/blob/master/contracts/Governance/Comp.sol

    /// @notice A record of each accounts delegate
    mapping (address => address) internal _delegates;

    /// @notice A checkpoint for marking number of votes from a given block
    struct Checkpoint {
        uint32 fromBlock;
        uint256 votes;
    }

    /// @notice A record of votes checkpoints for each account, by index
    mapping (address => mapping (uint32 => Checkpoint)) public checkpoints;

    /// @notice The number of checkpoints for each account
    mapping (address => uint32) public numCheckpoints;

    /// @notice The EIP-712 typehash for the contract's domain
    bytes32 public constant DOMAIN_TYPEHASH = keccak256("EIP712Domain(string name,uint256 chainId,address verifyingContract)");

    /// @notice The EIP-712 typehash for the delegation struct used by the contract
    bytes32 public constant DELEGATION_TYPEHASH = keccak256("Delegation(address delegatee,uint256 nonce,uint256 expiry)");

    /// @notice A record of states for signing / validating signatures
    mapping (address => uint) public nonces;

      /// @notice An event thats emitted when an account changes its delegate
    event DelegateChanged(address indexed delegator, address indexed fromDelegate, address indexed toDelegate);

    /// @notice An event thats emitted when a delegate account's vote balance changes
    event DelegateVotesChanged(address indexed delegate, uint previousBalance, uint newBalance);

    /**
     * @notice Delegate votes from `msg.sender` to `delegatee`
     * @param delegator The address to get delegatee for
     */
    function delegates(address delegator)
        external
        view
        returns (address)
    {
        return _delegates[delegator];
    }

   /**
    * @notice Delegate votes from `msg.sender` to `delegatee`
    * @param delegatee The address to delegate votes to
    */
    function delegate(address delegatee) external {
        return _delegate(msg.sender, delegatee);
    }

    /**
     * @notice Delegates votes from signatory to `delegatee`
     * @param delegatee The address to delegate votes to
     * @param nonce The contract state required to match the signature
     * @param expiry The time at which to expire the signature
     * @param v The recovery byte of the signature
     * @param r Half of the ECDSA signature pair
     * @param s Half of the ECDSA signature pair
     */
    function delegateBySig(
        address delegatee,
        uint nonce,
        uint expiry,
        uint8 v,
        bytes32 r,
        bytes32 s
    )
        external
    {
        bytes32 domainSeparator = keccak256(
            abi.encode(
                DOMAIN_TYPEHASH,
                keccak256(bytes(name())),
                getChainId(),
                address(this)
            )
        );

        bytes32 structHash = keccak256(
            abi.encode(
                DELEGATION_TYPEHASH,
                delegatee,
                nonce,
                expiry
            )
        );

        bytes32 digest = keccak256(
            abi.encodePacked(
                "\x19\x01",
                domainSeparator,
                structHash
            )
        );

        address signatory = ecrecover(digest, v, r, s);
        require(signatory != address(0), "CRYSTAL::delegateBySig: invalid signature");
        require(nonce == nonces[signatory]++, "CRYSTAL::delegateBySig: invalid nonce");
        require(now <= expiry, "CRYSTAL::delegateBySig: signature expired");
        return _delegate(signatory, delegatee);
    }

    /**
     * @notice Gets the current votes balance for `account`
     * @param account The address to get votes balance
     * @return The number of current votes for `account`
     */
    function getCurrentVotes(address account)
        external
        view
        returns (uint256)
    {
        uint32 nCheckpoints = numCheckpoints[account];
        return nCheckpoints > 0 ? checkpoints[account][nCheckpoints - 1].votes : 0;
    }

    /**
     * @notice Determine the prior number of votes for an account as of a block number
     * @dev Block number must be a finalized block or else this function will revert to prevent misinformation.
     * @param account The address of the account to check
     * @param blockNumber The block number to get the vote balance at
     * @return The number of votes the account had as of the given block
     */
    function getPriorVotes(address account, uint blockNumber)
        external
        view
        returns (uint256)
    {
        require(blockNumber < block.number, "CRYSTAL::getPriorVotes: not yet determined");

        uint32 nCheckpoints = numCheckpoints[account];
        if (nCheckpoints == 0) {
            return 0;
        }

        // First check most recent balance
        if (checkpoints[account][nCheckpoints - 1].fromBlock <= blockNumber) {
            return checkpoints[account][nCheckpoints - 1].votes;
        }

        // Next check implicit zero balance
        if (checkpoints[account][0].fromBlock > blockNumber) {
            return 0;
        }

        uint32 lower = 0;
        uint32 upper = nCheckpoints - 1;
        while (upper > lower) {
            uint32 center = upper - (upper - lower) / 2; // ceil, avoiding overflow
            Checkpoint memory cp = checkpoints[account][center];
            if (cp.fromBlock == blockNumber) {
                return cp.votes;
            } else if (cp.fromBlock < blockNumber) {
                lower = center;
            } else {
                upper = center - 1;
            }
        }
        return checkpoints[account][lower].votes;
    }

    function _delegate(address delegator, address delegatee)
        internal
    {
        address currentDelegate = _delegates[delegator];
        uint256 delegatorBalance = balanceOf(delegator); // balance of underlying CRYSTALs (not scaled);
        _delegates[delegator] = delegatee;

        emit DelegateChanged(delegator, currentDelegate, delegatee);

        _moveDelegates(currentDelegate, delegatee, delegatorBalance);
    }

    function _moveDelegates(address srcRep, address dstRep, uint256 amount) internal {
        if (srcRep != dstRep && amount > 0) {
            if (srcRep != address(0)) {
                // decrease old representative
                uint32 srcRepNum = numCheckpoints[srcRep];
                uint256 srcRepOld = srcRepNum > 0 ? checkpoints[srcRep][srcRepNum - 1].votes : 0;
                uint256 srcRepNew = srcRepOld.sub(amount);
                _writeCheckpoint(srcRep, srcRepNum, srcRepOld, srcRepNew);
            }

            if (dstRep != address(0)) {
                // increase new representative
                uint32 dstRepNum = numCheckpoints[dstRep];
                uint256 dstRepOld = dstRepNum > 0 ? checkpoints[dstRep][dstRepNum - 1].votes : 0;
                uint256 dstRepNew = dstRepOld.add(amount);
                _writeCheckpoint(dstRep, dstRepNum, dstRepOld, dstRepNew);
            }
        }
    }

    function _writeCheckpoint(
        address delegatee,
        uint32 nCheckpoints,
        uint256 oldVotes,
        uint256 newVotes
    )
        internal
    {
        uint32 blockNumber = safe32(block.number, "CRYSTAL::_writeCheckpoint: block number exceeds 32 bits");

        if (nCheckpoints > 0 && checkpoints[delegatee][nCheckpoints - 1].fromBlock == blockNumber) {
            checkpoints[delegatee][nCheckpoints - 1].votes = newVotes;
        } else {
            checkpoints[delegatee][nCheckpoints] = Checkpoint(blockNumber, newVotes);
            numCheckpoints[delegatee] = nCheckpoints + 1;
        }

        emit DelegateVotesChanged(delegatee, oldVotes, newVotes);
    }

    function safe32(uint n, string memory errorMessage) internal pure returns (uint32) {
        require(n < 2**32, errorMessage);
        return uint32(n);
    }

    function getChainId() internal pure returns (uint) {
        uint256 chainId;
        assembly { chainId := chainid() }
        return chainId;
    }
}

File 2 of 7 : Context.sol
// SPDX-License-Identifier: GPL-3.0-or-later

pragma solidity >=0.4.0;

/*
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with GSN meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
contract Context {
    // Empty internal constructor, to prevent people from mistakenly deploying
    // an instance of this contract, which should be used via inheritance.
    constructor() internal {}

    function _msgSender() internal view returns (address payable) {
        return msg.sender;
    }

    function _msgData() internal view returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

File 3 of 7 : Ownable.sol
// SPDX-License-Identifier: GPL-3.0-or-later

pragma solidity >=0.4.0;

import '../GSN/Context.sol';

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() internal {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(_owner == _msgSender(), 'Ownable: caller is not the owner');
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public onlyOwner {
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     */
    function _transferOwnership(address newOwner) internal {
        require(newOwner != address(0), 'Ownable: new owner is the zero address');
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

File 4 of 7 : SafeMath.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.4.0;

/**
 * @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, 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) {
        return sub(a, b, 'SafeMath: subtraction overflow');
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * 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);
        uint256 c = a - b;

        return c;
    }

    /**
     * @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) {
        // 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 0;
        }

        uint256 c = a * b;
        require(c / a == b, 'SafeMath: multiplication overflow');

        return c;
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts 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) {
        return div(a, b, 'SafeMath: division by zero');
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts with custom message 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,
        string memory errorMessage
    ) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts 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) {
        return mod(a, b, 'SafeMath: modulo by zero');
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts with custom message 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,
        string memory errorMessage
    ) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }

    function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
        z = x < y ? x : y;
    }

    // babylonian method (https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method)
    function sqrt(uint256 y) internal pure returns (uint256 z) {
        if (y > 3) {
            z = y;
            uint256 x = y / 2 + 1;
            while (x < z) {
                z = x;
                x = (y / x + x) / 2;
            }
        } else if (y != 0) {
            z = 1;
        }
    }
}

File 5 of 7 : BEP20.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.4.0;

import '../../access/Ownable.sol';
import '../../GSN/Context.sol';
import './IBEP20.sol';
import '../../math/SafeMath.sol';
import '../../utils/Address.sol';

/**
 * @dev Implementation of the {IBEP20} interface.
 *
 * This implementation is agnostic to the way tokens are created. This means
 * that a supply mechanism has to be added in a derived contract using {_mint}.
 * For a generic mechanism see {BEP20PresetMinterPauser}.
 *
 * TIP: For a detailed writeup see our guide
 * https://forum.zeppelin.solutions/t/how-to-implement-BEP20-supply-mechanisms/226[How
 * to implement supply mechanisms].
 *
 * We have followed general OpenZeppelin guidelines: functions revert instead
 * of returning `false` on failure. This behavior is nonetheless conventional
 * and does not conflict with the expectations of BEP20 applications.
 *
 * Additionally, an {Approval} event is emitted on calls to {transferFrom}.
 * This allows applications to reconstruct the allowance for all accounts just
 * by listening to said events. Other implementations of the EIP may not emit
 * these events, as it isn't required by the specification.
 *
 * Finally, the non-standard {decreaseAllowance} and {increaseAllowance}
 * functions have been added to mitigate the well-known issues around setting
 * allowances. See {IBEP20-approve}.
 */
contract BEP20 is Context, IBEP20, Ownable {
    using SafeMath for uint256;
    using Address for address;

    mapping(address => uint256) private _balances;

    mapping(address => mapping(address => uint256)) private _allowances;

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;
    uint8 private _decimals;

    /**
     * @dev Sets the values for {name} and {symbol}, initializes {decimals} with
     * a default value of 18.
     *
     * To select a different value for {decimals}, use {_setupDecimals}.
     *
     * All three of these values are immutable: they can only be set once during
     * construction.
     */
    constructor(string memory name, string memory symbol) public {
        _name = name;
        _symbol = symbol;
        _decimals = 18;
    }

    /**
     * @dev Returns the bep token owner.
     */
    function getOwner() external override view returns (address) {
        return owner();
    }

    /**
     * @dev Returns the token name.
     */
    function name() public override view returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the token decimals.
     */
    function decimals() public override view returns (uint8) {
        return _decimals;
    }

    /**
     * @dev Returns the token symbol.
     */
    function symbol() public override view returns (string memory) {
        return _symbol;
    }

    /**
     * @dev See {BEP20-totalSupply}.
     */
    function totalSupply() public override view returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {BEP20-balanceOf}.
     */
    function balanceOf(address account) public override view returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {BEP20-transfer}.
     *
     * Requirements:
     *
     * - `recipient` cannot be the zero address.
     * - the caller must have a balance of at least `amount`.
     */
    function transfer(address recipient, uint256 amount) public override returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }

    /**
     * @dev See {BEP20-allowance}.
     */
    function allowance(address owner, address spender) public override view returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {BEP20-approve}.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 amount) public override returns (bool) {
        _approve(_msgSender(), spender, amount);
        return true;
    }

    /**
     * @dev See {BEP20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {BEP20};
     *
     * Requirements:
     * - `sender` and `recipient` cannot be the zero address.
     * - `sender` must have a balance of at least `amount`.
     * - the caller must have allowance for `sender`'s tokens of at least
     * `amount`.
     */
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) public override returns (bool) {
        _transfer(sender, recipient, amount);
        _approve(
            sender,
            _msgSender(),
            _allowances[sender][_msgSender()].sub(amount, 'BEP20: transfer amount exceeds allowance')
        );
        return true;
    }

    /**
     * @dev Atomically increases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {BEP20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
        return true;
    }

    /**
     * @dev Atomically decreases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {BEP20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `spender` must have allowance for the caller of at least
     * `subtractedValue`.
     */
    function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
        _approve(
            _msgSender(),
            spender,
            _allowances[_msgSender()][spender].sub(subtractedValue, 'BEP20: decreased allowance below zero')
        );
        return true;
    }

    /**
     * @dev Creates `amount` tokens and assigns them to `msg.sender`, increasing
     * the total supply.
     *
     * Requirements
     *
     * - `msg.sender` must be the token owner
     */
    function mint(uint256 amount) public onlyOwner returns (bool) {
        _mint(_msgSender(), amount);
        return true;
    }

    /**
     * @dev Moves tokens `amount` from `sender` to `recipient`.
     *
     * This is internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * Requirements:
     *
     * - `sender` cannot be the zero address.
     * - `recipient` cannot be the zero address.
     * - `sender` must have a balance of at least `amount`.
     */
    function _transfer(
        address sender,
        address recipient,
        uint256 amount
    ) internal {
        require(sender != address(0), 'BEP20: transfer from the zero address');
        require(recipient != address(0), 'BEP20: transfer to the zero address');

        _balances[sender] = _balances[sender].sub(amount, 'BEP20: transfer amount exceeds balance');
        _balances[recipient] = _balances[recipient].add(amount);
        emit Transfer(sender, recipient, amount);
    }

    /** @dev Creates `amount` tokens and assigns them to `account`, increasing
     * the total supply.
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * Requirements
     *
     * - `to` cannot be the zero address.
     */
    function _mint(address account, uint256 amount) internal {
        require(account != address(0), 'BEP20: mint to the zero address');

        _totalSupply = _totalSupply.add(amount);
        _balances[account] = _balances[account].add(amount);
        emit Transfer(address(0), account, amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`, reducing the
     * total supply.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * Requirements
     *
     * - `account` cannot be the zero address.
     * - `account` must have at least `amount` tokens.
     */
    function _burn(address account, uint256 amount) internal {
        require(account != address(0), 'BEP20: burn from the zero address');

        _balances[account] = _balances[account].sub(amount, 'BEP20: burn amount exceeds balance');
        _totalSupply = _totalSupply.sub(amount);
        emit Transfer(account, address(0), amount);
    }

    /**
     * @dev Sets `amount` as the allowance of `spender` over the `owner`s tokens.
     *
     * This is internal function is equivalent to `approve`, and can be used to
     * e.g. set automatic allowances for certain subsystems, etc.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `owner` cannot be the zero address.
     * - `spender` cannot be the zero address.
     */
    function _approve(
        address owner,
        address spender,
        uint256 amount
    ) internal {
        require(owner != address(0), 'BEP20: approve from the zero address');
        require(spender != address(0), 'BEP20: approve to the zero address');

        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`.`amount` is then deducted
     * from the caller's allowance.
     *
     * See {_burn} and {_approve}.
     */
    function _burnFrom(address account, uint256 amount) internal {
        _burn(account, amount);
        _approve(
            account,
            _msgSender(),
            _allowances[account][_msgSender()].sub(amount, 'BEP20: burn amount exceeds allowance')
        );
    }
}

File 6 of 7 : IBEP20.sol
// SPDX-License-Identifier: GPL-3.0-or-later

pragma solidity >=0.4.0;

interface IBEP20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the token decimals.
     */
    function decimals() external view returns (uint8);

    /**
     * @dev Returns the token symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the token name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the bep token owner.
     */
    function getOwner() external view returns (address);

    /**
     * @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 7 of 7 : Address.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.6.2;

/**
 * @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) {
        // According to EIP-1052, 0x0 is the value returned for not-yet created accounts
        // and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
        // for accounts without code, i.e. `keccak256('')`
        bytes32 codehash;
        bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
        // solhint-disable-next-line no-inline-assembly
        assembly {
            codehash := extcodehash(account)
        }
        return (codehash != accountHash && codehash != 0x0);
    }

    /**
     * @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');
        return _functionCallWithValue(target, data, value, errorMessage);
    }

    function _functionCallWithValue(
        address target,
        bytes memory data,
        uint256 weiValue,
        string memory errorMessage
    ) private returns (bytes memory) {
        require(isContract(target), 'Address: call to non-contract');

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

Settings
{
  "remappings": [],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "istanbul",
  "libraries": {},
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

[{"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":"delegator","type":"address"},{"indexed":true,"internalType":"address","name":"fromDelegate","type":"address"},{"indexed":true,"internalType":"address","name":"toDelegate","type":"address"}],"name":"DelegateChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"delegate","type":"address"},{"indexed":false,"internalType":"uint256","name":"previousBalance","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"newBalance","type":"uint256"}],"name":"DelegateVotesChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","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":"DELEGATION_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DOMAIN_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint32","name":"","type":"uint32"}],"name":"checkpoints","outputs":[{"internalType":"uint32","name":"fromBlock","type":"uint32"},{"internalType":"uint256","name":"votes","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"subtractedValue","type":"uint256"}],"name":"decreaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"delegatee","type":"address"}],"name":"delegate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"delegatee","type":"address"},{"internalType":"uint256","name":"nonce","type":"uint256"},{"internalType":"uint256","name":"expiry","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"delegateBySig","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"delegator","type":"address"}],"name":"delegates","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"getCurrentVotes","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"blockNumber","type":"uint256"}],"name":"getPriorVotes","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mint","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":"","type":"address"}],"name":"numCheckpoints","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
Loading
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.