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Meow (MEOW) ($0.0002)

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Approve243285072026-01-27 20:17:4729 days ago1769545067IN
Meoweth XYZ: MEOW Token
0 ETH0.000050412.06954318
Approve236768652025-10-28 15:38:59121 days ago1761665939IN
Meoweth XYZ: MEOW Token
0 ETH0.000030720.65889591
Transfer236764772025-10-28 14:20:47121 days ago1761661247IN
Meoweth XYZ: MEOW Token
0 ETH0.000019680.58046095
Transfer236763772025-10-28 14:00:23121 days ago1761660023IN
Meoweth XYZ: MEOW Token
0 ETH0.000023160.41139164
Approve236741952025-10-28 6:39:47121 days ago1761633587IN
Meoweth XYZ: MEOW Token
0 ETH0.000050851.09503361
Approve236439232025-10-24 1:01:23125 days ago1761267683IN
Meoweth XYZ: MEOW Token
0 ETH0.0000040.16420924
Approve236239642025-10-21 5:49:35128 days ago1761025775IN
Meoweth XYZ: MEOW Token
0 ETH0.000038631.58574011
Approve233827802025-09-17 12:23:47162 days ago1758111827IN
Meoweth XYZ: MEOW Token
0 ETH0.00004150.89379579
Approve230040222025-07-26 14:49:47215 days ago1753541387IN
Meoweth XYZ: MEOW Token
0 ETH0.000065381.40182991
Approve228621212025-07-06 19:02:47234 days ago1751828567IN
Meoweth XYZ: MEOW Token
0 ETH0.000087311.8717852
Approve228424812025-07-04 1:10:23237 days ago1751591423IN
Meoweth XYZ: MEOW Token
0 ETH0.00001960.42046622
Approve227551522025-06-21 20:15:11249 days ago1750536911IN
Meoweth XYZ: MEOW Token
0 ETH0.000151413.24188604
Approve221519262025-03-29 10:20:11334 days ago1743243611IN
Meoweth XYZ: MEOW Token
0 ETH0.000062321.33606058
Approve221266492025-03-25 21:38:59337 days ago1742938739IN
Meoweth XYZ: MEOW Token
0 ETH0.000051551.11018405
Approve220419722025-03-14 1:55:47349 days ago1741917347IN
Meoweth XYZ: MEOW Token
0 ETH0.000027631.04603408
Approve218766042025-02-18 23:41:11372 days ago1739922071IN
Meoweth XYZ: MEOW Token
0 ETH0.000033040.7074281
Approve218408262025-02-13 23:26:35377 days ago1739489195IN
Meoweth XYZ: MEOW Token
0 ETH0.0001312.80493982
Approve218093362025-02-09 13:44:23382 days ago1739108663IN
Meoweth XYZ: MEOW Token
0 ETH0.000127012.72296623
Approve217354232025-01-30 6:00:35392 days ago1738216835IN
Meoweth XYZ: MEOW Token
0 ETH0.00010852.32679257
Approve216685432025-01-20 21:58:47401 days ago1737410327IN
Meoweth XYZ: MEOW Token
0 ETH0.0009774920.92863631
Approve216401142025-01-16 22:44:11405 days ago1737067451IN
Meoweth XYZ: MEOW Token
0 ETH0.000359887.7151322
Approve216376402025-01-16 14:27:47406 days ago1737037667IN
Meoweth XYZ: MEOW Token
0 ETH0.0005822912.46713959
Approve216241862025-01-14 17:21:11408 days ago1736875271IN
Meoweth XYZ: MEOW Token
0 ETH0.0005974512.80837921
Approve216073802025-01-12 9:01:35410 days ago1736672495IN
Meoweth XYZ: MEOW Token
0 ETH0.000174623.74357652
Approve216040892025-01-11 22:00:59410 days ago1736632859IN
Meoweth XYZ: MEOW Token
0 ETH0.000181593.91020068
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Transfer237934302025-11-13 23:02:35104 days ago1763074955
Meoweth XYZ: MEOW Token
0 ETH
Balance Of237934302025-11-13 23:02:35104 days ago1763074955
Meoweth XYZ: MEOW Token
0 ETH
Transfer237934302025-11-13 23:02:35104 days ago1763074955
Meoweth XYZ: MEOW Token
0 ETH
Transfer237934202025-11-13 23:00:35104 days ago1763074835
Meoweth XYZ: MEOW Token
0 ETH
Transfer237934202025-11-13 23:00:35104 days ago1763074835
Meoweth XYZ: MEOW Token
0 ETH
Balance Of237934202025-11-13 23:00:35104 days ago1763074835
Meoweth XYZ: MEOW Token
0 ETH
Transfer237934202025-11-13 23:00:35104 days ago1763074835
Meoweth XYZ: MEOW Token
0 ETH
Balance Of237934202025-11-13 23:00:35104 days ago1763074835
Meoweth XYZ: MEOW Token
0 ETH
Balance Of236768652025-10-28 15:38:59121 days ago1761665939
Meoweth XYZ: MEOW Token
0 ETH
Transfer From236768652025-10-28 15:38:59121 days ago1761665939
Meoweth XYZ: MEOW Token
0 ETH
Balance Of236768652025-10-28 15:38:59121 days ago1761665939
Meoweth XYZ: MEOW Token
0 ETH
Balance Of236741952025-10-28 6:39:47121 days ago1761633587
Meoweth XYZ: MEOW Token
0 ETH
Balance Of236741952025-10-28 6:39:47121 days ago1761633587
Meoweth XYZ: MEOW Token
0 ETH
Transfer236741952025-10-28 6:39:47121 days ago1761633587
Meoweth XYZ: MEOW Token
0 ETH
Balance Of236741952025-10-28 6:39:47121 days ago1761633587
Meoweth XYZ: MEOW Token
0 ETH
Balance Of236741952025-10-28 6:39:47121 days ago1761633587
Meoweth XYZ: MEOW Token
0 ETH
Balance Of236741952025-10-28 6:39:47121 days ago1761633587
Meoweth XYZ: MEOW Token
0 ETH
Transfer From236741952025-10-28 6:39:47121 days ago1761633587
Meoweth XYZ: MEOW Token
0 ETH
Approve236741952025-10-28 6:39:47121 days ago1761633587
Meoweth XYZ: MEOW Token
0 ETH
Allowance236741952025-10-28 6:39:47121 days ago1761633587
Meoweth XYZ: MEOW Token
0 ETH
Transfer From236741952025-10-28 6:39:47121 days ago1761633587
Meoweth XYZ: MEOW Token
0 ETH
Balance Of233827812025-09-17 12:23:59162 days ago1758111839
Meoweth XYZ: MEOW Token
0 ETH
Transfer From233827812025-09-17 12:23:59162 days ago1758111839
Meoweth XYZ: MEOW Token
0 ETH
Balance Of233827812025-09-17 12:23:59162 days ago1758111839
Meoweth XYZ: MEOW Token
0 ETH
Balance Of230040242025-07-26 14:50:11215 days ago1753541411
Meoweth XYZ: MEOW Token
0 ETH
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Contract Source Code Verified (Exact Match)

Contract Name:
Meow

Compiler Version
v0.8.19+commit.7dd6d404

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, MIT license
/**
 *Submitted for verification at Etherscan.io on 2024-11-13
*/

/*
 * SPDX-License-Identifier: MIT
 * https://meoweth.xyz
 * https://t.me/MeowEthXyz 
 * https://x.com/MeowEthXyz
 */
pragma solidity ^0.8.19;

interface IERC20 {
    /**
     * @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
    );

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

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

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

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

interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

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

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

abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }

    function _contextSuffixLength() internal view virtual returns (uint256) {
        return 0;
    }
}

interface IERC20Errors {
    /**
     * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param balance Current balance for the interacting account.
     * @param needed Minimum amount required to perform a transfer.
     */
    error ERC20InsufficientBalance(
        address sender,
        uint256 balance,
        uint256 needed
    );

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC20InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC20InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers.
     * @param spender Address that may be allowed to operate on tokens without being their owner.
     * @param allowance Amount of tokens a `spender` is allowed to operate with.
     * @param needed Minimum amount required to perform a transfer.
     */
    error ERC20InsufficientAllowance(
        address spender,
        uint256 allowance,
        uint256 needed
    );

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC20InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `spender` to be approved. Used in approvals.
     * @param spender Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC20InvalidSpender(address spender);
}

interface IERC721Errors {
    /**
     * @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in EIP-20.
     * Used in balance queries.
     * @param owner Address of the current owner of a token.
     */
    error ERC721InvalidOwner(address owner);

    /**
     * @dev Indicates a `tokenId` whose `owner` is the zero address.
     * @param tokenId Identifier number of a token.
     */
    error ERC721NonexistentToken(uint256 tokenId);

    /**
     * @dev Indicates an error related to the ownership over a particular token. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param tokenId Identifier number of a token.
     * @param owner Address of the current owner of a token.
     */
    error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner);

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC721InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC721InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `operator`’s approval. Used in transfers.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     * @param tokenId Identifier number of a token.
     */
    error ERC721InsufficientApproval(address operator, uint256 tokenId);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC721InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `operator` to be approved. Used in approvals.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC721InvalidOperator(address operator);
}

interface IERC1155Errors {
    /**
     * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param balance Current balance for the interacting account.
     * @param needed Minimum amount required to perform a transfer.
     * @param tokenId Identifier number of a token.
     */
    error ERC1155InsufficientBalance(
        address sender,
        uint256 balance,
        uint256 needed,
        uint256 tokenId
    );

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC1155InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC1155InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `operator`’s approval. Used in transfers.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     * @param owner Address of the current owner of a token.
     */
    error ERC1155MissingApprovalForAll(address operator, address owner);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC1155InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `operator` to be approved. Used in approvals.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC1155InvalidOperator(address operator);

    /**
     * @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation.
     * Used in batch transfers.
     * @param idsLength Length of the array of token identifiers
     * @param valuesLength Length of the array of token amounts
     */
    error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength);
}

abstract contract ERC20 is Context, IERC20, IERC20Metadata, IERC20Errors {
    mapping(address account => uint256) private _balances;

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

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;

    /**
     * @dev Sets the values for {name} and {symbol}.
     *
     * All two of these values are immutable: they can only be set once during
     * construction.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

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

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view virtual returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the number of decimals used to get its user representation.
     * For example, if `decimals` equals `2`, a balance of `505` tokens should
     * be displayed to a user as `5.05` (`505 / 10 ** 2`).
     *
     * Tokens usually opt for a value of 18, imitating the relationship between
     * Ether and Wei. This is the default value returned by this function, unless
     * it's overridden.
     *
     * NOTE: This information is only used for _display_ purposes: it in
     * no way affects any of the arithmetic of the contract, including
     * {IERC20-balanceOf} and {IERC20-transfer}.
     */
    function decimals() public view virtual returns (uint8) {
        return 18;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view virtual returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account) public view virtual returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-transfer}.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - the caller must have a balance of at least `value`.
     */
    function transfer(address to, uint256 value) public virtual returns (bool) {
        address owner = _msgSender();
        _transfer(owner, to, value);
        return true;
    }

    /**
     * @dev See {IERC20-allowance}.
     */
    function allowance(
        address owner,
        address spender
    ) public view virtual returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-approve}.
     *
     * NOTE: If `value` is the maximum `uint256`, the allowance is not updated on
     * `transferFrom`. This is semantically equivalent to an infinite approval.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(
        address spender,
        uint256 value
    ) public virtual returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, value);
        return true;
    }

    /**
     * @dev See {IERC20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {ERC20}.
     *
     * NOTE: Does not update the allowance if the current allowance
     * is the maximum `uint256`.
     *
     * Requirements:
     *
     * - `from` and `to` cannot be the zero address.
     * - `from` must have a balance of at least `value`.
     * - the caller must have allowance for ``from``'s tokens of at least
     * `value`.
     */
    function transferFrom(
        address from,
        address to,
        uint256 value
    ) public virtual returns (bool) {
        address spender = _msgSender();
        _spendAllowance(from, spender, value);
        _transfer(from, to, value);
        return true;
    }

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to`.
     *
     * This internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead.
     */
    function _transfer(address from, address to, uint256 value) internal {
        if (from == address(0)) {
            revert ERC20InvalidSender(address(0));
        }
        if (to == address(0)) {
            revert ERC20InvalidReceiver(address(0));
        }
        _update(from, to, value);
    }

    /**
     * @dev Transfers a `value` amount of tokens from `from` to `to`, or alternatively mints (or burns) if `from`
     * (or `to`) is the zero address. All customizations to transfers, mints, and burns should be done by overriding
     * this function.
     *
     * Emits a {Transfer} event.
     */
    function _update(address from, address to, uint256 value) internal virtual {
        if (from == address(0)) {
            // Overflow check required: The rest of the code assumes that totalSupply never overflows
            _totalSupply += value;
        } else {
            uint256 fromBalance = _balances[from];
            if (fromBalance < value) {
                revert ERC20InsufficientBalance(from, fromBalance, value);
            }
            unchecked {
                // Overflow not possible: value <= fromBalance <= totalSupply.
                _balances[from] = fromBalance - value;
            }
        }

        if (to == address(0)) {
            unchecked {
                // Overflow not possible: value <= totalSupply or value <= fromBalance <= totalSupply.
                _totalSupply -= value;
            }
        } else {
            unchecked {
                // Overflow not possible: balance + value is at most totalSupply, which we know fits into a uint256.
                _balances[to] += value;
            }
        }

        emit Transfer(from, to, value);
    }

    /**
     * @dev Creates a `value` amount of tokens and assigns them to `account`, by transferring it from address(0).
     * Relies on the `_update` mechanism
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead.
     */
    function _mint(address account, uint256 value) internal {
        if (account == address(0)) {
            revert ERC20InvalidReceiver(address(0));
        }
        _update(address(0), account, value);
    }

    /**
     * @dev Destroys a `value` amount of tokens from `account`, lowering the total supply.
     * Relies on the `_update` mechanism.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead
     */
    function _burn(address account, uint256 value) internal {
        if (account == address(0)) {
            revert ERC20InvalidSender(address(0));
        }
        _update(account, address(0), value);
    }

    /**
     * @dev Sets `value` as the allowance of `spender` over the `owner` s tokens.
     *
     * This 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.
     *
     * Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument.
     */
    function _approve(address owner, address spender, uint256 value) internal {
        _approve(owner, spender, value, true);
    }

    /**
     * @dev Variant of {_approve} with an optional flag to enable or disable the {Approval} event.
     *
     * By default (when calling {_approve}) the flag is set to true. On the other hand, approval changes made by
     * `_spendAllowance` during the `transferFrom` operation set the flag to false. This saves gas by not emitting any
     * `Approval` event during `transferFrom` operations.
     *
     * Anyone who wishes to continue emitting `Approval` events on the`transferFrom` operation can force the flag to
     * true using the following override:
     * ```
     * function _approve(address owner, address spender, uint256 value, bool) internal virtual override {
     *     super._approve(owner, spender, value, true);
     * }
     * ```
     *
     * Requirements are the same as {_approve}.
     */
    function _approve(
        address owner,
        address spender,
        uint256 value,
        bool emitEvent
    ) internal virtual {
        if (owner == address(0)) {
            revert ERC20InvalidApprover(address(0));
        }
        if (spender == address(0)) {
            revert ERC20InvalidSpender(address(0));
        }
        _allowances[owner][spender] = value;
        if (emitEvent) {
            emit Approval(owner, spender, value);
        }
    }

    /**
     * @dev Updates `owner` s allowance for `spender` based on spent `value`.
     *
     * Does not update the allowance value in case of infinite allowance.
     * Revert if not enough allowance is available.
     *
     * Does not emit an {Approval} event.
     */
    function _spendAllowance(
        address owner,
        address spender,
        uint256 value
    ) internal virtual {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            if (currentAllowance < value) {
                revert ERC20InsufficientAllowance(
                    spender,
                    currentAllowance,
                    value
                );
            }
            unchecked {
                _approve(owner, spender, currentAllowance - value, false);
            }
        }
    }
}

abstract contract Ownable is Context {
    address private _owner;

    /**
     * @dev The caller account is not authorized to perform an operation.
     */
    error OwnableUnauthorizedAccount(address account);

    /**
     * @dev The owner is not a valid owner account. (eg. `address(0)`)
     */
    error OwnableInvalidOwner(address owner);

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

    /**
     * @dev Initializes the contract setting the address provided by the deployer as the initial owner.
     */
    constructor(address initialOwner) {
        if (initialOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(initialOwner);
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

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

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        if (owner() != _msgSender()) {
            revert OwnableUnauthorizedAccount(_msgSender());
        }
    }

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

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

contract Meow is ERC20, Ownable {
    uint256 public constant MAX_SUPPLY = 100_000_000 * 1e18;
    uint256 public maxWallet = (MAX_SUPPLY * 15) / 1000; // 1.5%
    error ERC20MaxWallet();

    bool public tradingOpen = false;

    function _isMaxWalletExempt(address account) internal view returns (bool) {
        return whitelist[account];
    }

    function _isCa(address account) internal view returns (bool) {
        return account.code.length > 0;
    }

    function whitelistFromLimit(address account) public onlyOwner {
        whitelist[account] = !whitelist[account];
    }

    function setWallet(uint256 _maxWallet) public onlyOwner {
        require(_maxWallet >= MAX_SUPPLY / 1000, "max-wallet-too-small");
        maxWallet = _maxWallet;
    }

    function openTrading() public onlyOwner {
        tradingOpen = true;
    }

    mapping(address => bool) public whitelist;

    constructor() ERC20("Meow", "MEOW") Ownable(msg.sender) {
        _mint(msg.sender, MAX_SUPPLY);
        whitelistFromLimit(msg.sender);
    }

   function _update(
        address from,
        address to,
        uint256 amount
    ) internal override {

        if (!tradingOpen) {
            require(
                from == owner() || to == owner(),
                "_transfer:: Trading is not active."
            );
        }

        if (amount == 0) {
            super._update(from, to, 0);
            return;
        }

        super._update(from, to, amount);
    }

    function transfer(
        address to,
        uint256 value
    ) public override returns (bool) {
        address _owner = _msgSender();

        uint256 balance = balanceOf(to);

        if (
            !_isMaxWalletExempt(to) && !_isCa(to) && balance + value > maxWallet
        ) {
            revert ERC20MaxWallet();
        }

        _transfer(_owner, to, value);
        return true;
    }

    function transferFrom(
        address from,
        address to,
        uint256 value
    ) public override returns (bool) {
        address spender = _msgSender();

        if (
            !_isMaxWalletExempt(to) &&
            !_isCa(to) &&
            balanceOf(to) + value > maxWallet
        ) {
            revert ERC20MaxWallet();
        }

        _spendAllowance(from, spender, value);
        _transfer(from, to, value);
        return true;
    }
}

Contract Security Audit

Contract ABI

API
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"allowance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"}],"name":"ERC20InsufficientAllowance","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"uint256","name":"balance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"}],"name":"ERC20InsufficientBalance","type":"error"},{"inputs":[{"internalType":"address","name":"approver","type":"address"}],"name":"ERC20InvalidApprover","type":"error"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"}],"name":"ERC20InvalidReceiver","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"}],"name":"ERC20InvalidSender","type":"error"},{"inputs":[{"internalType":"address","name":"spender","type":"address"}],"name":"ERC20InvalidSpender","type":"error"},{"inputs":[],"name":"ERC20MaxWallet","type":"error"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"OwnableInvalidOwner","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"OwnableUnauthorizedAccount","type":"error"},{"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":"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":"MAX_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"value","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":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxWallet","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"openTrading","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_maxWallet","type":"uint256"}],"name":"setWallet","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":[],"name":"tradingOpen","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"whitelist","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"whitelistFromLimit","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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Swarm Source

ipfs://3060d44e9ffcb505b1994425e9bd70a3a7fc1b1be12eec2ffb215c0abc14bb99

Block Uncle Number Difficulty Gas Used Reward
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.