// SPDX-License-Identifier: MIT
pragma solidity >=0.8.0 <0.9.0;

abstract contract Context {
function _msgSender() internal view returns (address payable) {
return payable(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;

}
}

interface IERC20 {
/**
* @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);
}

/**
* @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;
}
}

library Address {
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);
}

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");
}

function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}

function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}


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");
}

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);
}
}
}
}

interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address lpPair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address lpPair);
function allPairs(uint) external view returns (address lpPair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address lpPair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}

interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);

function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);

function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}

interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);

function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}

interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);

function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}

abstract contract Ownable is Context {
address private _owner;

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

constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}

function owner() public view returns (address) {
return _owner;
}

modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}

function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}

function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");

emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}

}


contract NekoKiller is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;

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

mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
mapping (address => bool) private _isBlacklisted;

mapping (address => bool) private _liquidityHolders;

uint private startingSupply = 100_000_000; //100 Millions, underscores aid readability

uint256 private constant MAX = ~uint256(0);
uint8 private _decimals = 9;
uint256 private _decimalsMul = _decimals;
uint256 private _tTotal = startingSupply * 10**_decimalsMul;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;

string private _name = "Neko Killer";
string private _symbol = "NekoKiller";

uint256 public _reflectFee = 0; // All taxes are divided by 100 for more accuracy.
uint256 private _previousReflectFee = _reflectFee;
uint256 public _boostedReflectFee = 0;

uint256 public _liquidityFee = 400; // All taxes are divided by 100 for more accuracy.
uint256 private _previousLiquidityFee = _liquidityFee;
uint256 public _boostedLiquidityFee = 400;

uint256 public _marketingFee = 600; // All taxes are divided by 100 for more accuracy.
uint256 private _previousMarketingFee = _marketingFee;
uint256 public _boostedMarketingFee = 600;

uint256 public _buyBackFee = 0;
uint256 private _previousBuyBackFee = _buyBackFee;
uint256 public _boostedBuyBackFee = 0;

uint256 public _devFee = 200;
uint256 private _previousDevFee = _devFee;
uint256 public _boostedDevFee = 200;

uint256 private masterTaxDivisor = 10000; // All tax calculations are divided by this number.
uint256 private maximumTaxesPercent = 10000;

IUniswapV2Router02 public dexRouter;
address public lpPair;

// PCS ROUTER
address private _routerAddress = 0x10ED43C718714eb63d5aA57B78B54704E256024E;

address public burnAddress = 0x123d1271B64d061Ef9f128f96CB8288CA85F643d;
address payable private _marketingWallet = payable(0x123d1271B64d061Ef9f128f96CB8288CA85F643d);
address payable private _devWallet = payable(0x123d1271B64d061Ef9f128f96CB8288CA85F643d);

bool inSwapAndLiquify;
bool public swapAndLiquifyEnabled = true;

bool public buyBackEnabled = false;
uint256 public buyBackSellLimit = (_tTotal * 2) / 100;
uint256 public buyBackAmount = 1 * 10**18;
bool public boostedTaxes = true;
bool public boosted = false;

// Max TX amount is 1% of the total supply.
uint256 private maxTxPercent = 25; // Less fields to edit
uint256 private maxTxDivisor = 1000;
uint256 private _maxTxAmount = (_tTotal * maxTxPercent) / maxTxDivisor;
uint256 private _previousMaxTxAmount = _maxTxAmount;
uint256 public maxTxAmountUI = (startingSupply * maxTxPercent) / maxTxDivisor; // Actual amount for UI's

// Max TX Wallet is 100% of the total supply.
uint256 private maxWalletPercent = 50; // Less fields to edit
uint256 private maxWalletDivisor = 1000;
uint256 private _maxWalletAmount = (_tTotal * maxWalletPercent) / maxWalletDivisor;
uint256 private _previousMaxWalletAmount = _maxWalletAmount;
uint256 public maxWalletAmountUI = (startingSupply * maxWalletPercent) / maxWalletDivisor; // Actual amount for UI's

uint256 public percentToSell = 50 ;

// 0.05% of Total Supply
uint256 private numTokensSellToAddToLiquidity = (_tTotal * percentToSell) / 10000;

event MinTokensBeforeSwapUpdated(uint256 minTokensBeforeSwap);
event SwapAndLiquifyEnabledUpdated(bool enabled);
event SwapAndLiquify(
uint256 tokensSwapped,
uint256 ethReceived,
uint256 tokensIntoLiqudity
);
event SniperCaught(address sniperAddress);
event BuyBackEnabledUpdated(bool enabled);
event SwapETHForTokens(
uint256 amountIn,
address[] path
);
event SwapTokensForETH(
uint256 amountIn,
address[] path
);


modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}

constructor () {
_tOwned[_msgSender()] = _tTotal;
_rOwned[_msgSender()] = _rTotal;

IUniswapV2Router02 _dexRouter = IUniswapV2Router02(_routerAddress);
lpPair = IUniswapV2Factory(_dexRouter.factory())
.createPair(address(this), _dexRouter.WETH());

dexRouter = _dexRouter;

_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_liquidityHolders[owner()] = true;
_isExcluded[address(this)] = true;
_excluded.push(address(this));
_isExcluded[owner()] = true;
_excluded.push(owner());
_isExcluded[burnAddress] = true;
_excluded.push(burnAddress);
_isExcluded[lpPair] = true;
_excluded.push(lpPair);
// DxLocker Address (BSC)
_isExcludedFromFee[0x2D045410f002A95EFcEE67759A92518fA3FcE677] = true;
_isExcluded[0x2D045410f002A95EFcEE67759A92518fA3FcE677] = true;
_excluded.push(0x2D045410f002A95EFcEE67759A92518fA3FcE677);

// Approve the owner for PancakeSwap, timesaver.
_approve(_msgSender(), _routerAddress, _tTotal);

emit Transfer(address(0), _msgSender(), _tTotal);
}

function totalSupply() external view override returns (uint256) { return _tTotal; }
function decimals() external view override returns (uint8) { return _decimals; }
function symbol() external view override returns (string memory) { return _symbol; }
function name() external view override returns (string memory) { return _name; }
function getOwner() external view override returns (address) { return owner(); }
function allowance(address holder, address spender) external view override returns (uint256) { return _allowances[holder][spender]; }

function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}

function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}

function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}

function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}

function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}

function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}

function setNewRouter(address newRouter) public onlyOwner() {
IUniswapV2Router02 _newRouter = IUniswapV2Router02(newRouter);
address get_pair = IUniswapV2Factory(_newRouter.factory()).getPair(address(this), _newRouter.WETH());
if (get_pair == address(0)) {
lpPair = IUniswapV2Factory(_newRouter.factory()).createPair(address(this), _newRouter.WETH());
}
else {
lpPair = get_pair;
}
dexRouter = _newRouter;
}

function isExcludedFromReward(address account) public view returns (bool) {
return _isExcluded[account];
}

function isExcludedFromFee(address account) public view returns(bool) {
return _isExcludedFromFee[account];
}

function setTaxes(uint256 reflectFee, uint256 liquidityFee, uint256 marketingFee, uint256 buyBackFee, uint256 devFee) external onlyOwner() {
require(reflectFee liquidityFee marketingFee buyBackFee devFee <= maximumTaxesPercent);
_reflectFee = reflectFee;
_liquidityFee = liquidityFee;
_marketingFee = marketingFee;
_buyBackFee = buyBackFee;
_devFee = devFee;
}

function setBoostedTaxes(uint256 reflectFee, uint256 liquidityFee, uint256 marketingFee, uint256 buyBackFee, uint256 devFee) external onlyOwner() {
require(reflectFee liquidityFee marketingFee buyBackFee devFee <= maximumTaxesPercent);
_boostedReflectFee = reflectFee;
_boostedLiquidityFee = liquidityFee;
_boostedMarketingFee = marketingFee;
_boostedBuyBackFee = buyBackFee;
_boostedDevFee = devFee;
}

function setMaxTxPercent(uint256 percent, uint256 divisor) external onlyOwner() {
require(divisor <= 10000); // Cannot set lower than 0.01%
_maxTxAmount = _tTotal.mul(percent).div(divisor);
maxTxAmountUI = startingSupply.mul(percent).div(divisor);
}

function setMaxWallet(uint256 percent, uint256 divisor) external onlyOwner() {
require(divisor <= 1000); // Cannot set lower than 0.1%
_maxWalletAmount = _tTotal.mul(percent).div(divisor);
maxWalletAmountUI = startingSupply.mul(percent).div(divisor);
}

function setPercentToSell(uint256 percent) external onlyOwner() {
percentToSell = percent;
numTokensSellToAddToLiquidity = (_tTotal * percentToSell) / 10000;
}

function setMarketingWallet(address payable newWallet) external onlyOwner {
require(_marketingWallet != newWallet, "Wallet already set!");
_marketingWallet = payable(newWallet);
}

function setSwapAndLiquifyEnabled(bool _enabled) public onlyOwner {
swapAndLiquifyEnabled = _enabled;
emit SwapAndLiquifyEnabledUpdated(_enabled);
}

function setBuyBackEnabled(bool _enabled) public onlyOwner {
buyBackEnabled = _enabled;
emit BuyBackEnabledUpdated(_enabled);
}

function setBuyBackSellLimit(uint256 limit) external onlyOwner() {
buyBackSellLimit = limit * 10**_decimalsMul;
}

function setBuyBackAmount(uint256 amount, uint256 multiplier) external onlyOwner() {
buyBackAmount = amount * 10**multiplier;
}

function setBoostedTaxesEnabled(bool enabled) external onlyOwner() {
if (boostedTaxes != enabled)
boostedTaxes = enabled;
}

function setBlacklistAddress(address account, bool enabled) external onlyOwner() {
if (_isBlacklisted[account] != enabled)
_isBlacklisted[account] = enabled;
}

function excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}

function includeInFee(address account) external onlyOwner {
_isExcludedFromFee[account] = false;
}

function totalFees() public view returns (uint256) {
return _tFeeTotal;
}

function _hasLimits(address from, address to) private view returns (bool) {
return from != owner()
&& to != owner()
&& !_liquidityHolders[to]
&& !_liquidityHolders[from]
&& to != burnAddress
&& to != address(0);
}

function deliver(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}

function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,) = _getValues(tAmount);
return rTransferAmount;
}
}

function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}

function excludeFromReward(address account) public onlyOwner() {
// require(account != 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D, 'We can not exclude Uniswap router.');
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}

function includeInReward(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i ) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}

//to recieve ETH from dexRouter when swaping
receive() external payable {}

function _approve(address owner, address spender, uint256 amount) private {
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);
}

function _transfer(
address from
, address to,
uint256 amount
) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(!_isBlacklisted[to], "Blacklisted address.");
require(!_isBlacklisted[from], "Blacklisted address.");
if(_hasLimits(from, to))
require(amount <= _maxTxAmount, "Transfer amount exceeds the maxTxAmount.");
if (_hasLimits(from, to)
&& to != _routerAddress
&& to != lpPair
) {
uint256 contractBalanceRecepient = balanceOf(to);
require(contractBalanceRecepient amount <= _maxWalletAmount, "Transfer amount exceeds the maxWalletSize.");
}

uint256 contractTokenBalance = balanceOf(address(this));

if(contractTokenBalance >= _maxTxAmount)
{
contractTokenBalance = _maxTxAmount;
}

bool overMinTokenBalance = contractTokenBalance >= numTokensSellToAddToLiquidity;
if (!inSwapAndLiquify
&& to == lpPair
&& swapAndLiquifyEnabled
) {
if (overMinTokenBalance) {
contractTokenBalance = numTokensSellToAddToLiquidity;
swapAndLiquify(contractTokenBalance);
}
if (buyBackEnabled
&& address(this).balance > buyBackAmount
&& amount >= buyBackSellLimit
) {
buyBackTokens(buyBackAmount);
}
}

bool takeFee = true;

if(_isExcludedFromFee[from] || _isExcludedFromFee[to]){
takeFee = false;
}

_tokenTransfer(from,to,amount,takeFee);
}

function buyBackTokens(uint256 amount) private lockTheSwap {
if (amount > 0) {
swapETHForTokens(amount);
}
}

function swapAndLiquify(uint256 contractTokenBalance) private lockTheSwap {
uint256 totalBNBFees = _marketingFee.add(_liquidityFee).add(_buyBackFee).add(_devFee);
if (totalBNBFees == 0)
return;
uint256 toMarketing = contractTokenBalance.mul(_marketingFee).div(totalBNBFees);
uint256 toBuyBack = contractTokenBalance.mul(_buyBackFee).div(totalBNBFees);
uint256 toDev = contractTokenBalance.mul(_devFee).div(totalBNBFees);
uint256 toLiquify = contractTokenBalance.sub(toMarketing).sub(toBuyBack).sub(toDev);

// split the contract balance into halves
uint256 half = toLiquify.div(2);
uint256 otherHalf = toLiquify.sub(half);

// capture the contract's current ETH balance.
// this is so that we can capture exactly the amount of ETH that the
// swap creates, and not make the liquidity event include any ETH that
// has been manually sent to the contract
uint256 initialBalance = address(this).balance;

// swap tokens for ETH
uint256 toSwapForEth = half.add(toMarketing).add(toBuyBack).add(toDev);
swapTokensForEth(toSwapForEth); // <- this breaks the ETH -> HATE swap when swap liquify is triggered

// how much ETH did we just swap into?
uint256 fromSwap = address(this).balance.sub(initialBalance);
uint256 liquidityBalance = fromSwap.mul(half).div(toSwapForEth);
uint256 buyBackBalance = fromSwap.mul(toBuyBack).div(toSwapForEth);
uint256 devBalance = fromSwap.mul(toDev).div(toSwapForEth);
uint256 marketingBalance = fromSwap.sub(liquidityBalance.add(devBalance).add(buyBackBalance));

// add liquidity to uniswap
addLiquidity(otherHalf, liquidityBalance);

emit SwapAndLiquify(half, liquidityBalance, otherHalf);

transferEthOut(devBalance, marketingBalance);
}

function transferEthOut(uint256 devBalance, uint256 marketingBalance) internal {
_devWallet.transfer(devBalance);
_marketingWallet.transfer(marketingBalance);
}

function swapETHForTokens(uint256 amount) private {
// generate the uniswap pair path of token -> weth
address[] memory path = new address[](2);
path[0] = dexRouter.WETH();
path[1] = address(this);

// make the swap
dexRouter.swapExactETHForTokensSupportingFeeOnTransferTokens{value: amount}(
0, // accept any amount of Tokens
path,
burnAddress, // Burn address
block.timestamp.add(300)
);

emit SwapETHForTokens(amount, path);
}

function swapTokensForEth(uint256 tokenAmount) private {
// generate the uniswap lpPair path of token -> weth
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = dexRouter.WETH();

_approve(address(this), address(dexRouter), tokenAmount);

// make the swap
dexRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0, // accept any amount of ETH
path,
address(this),
block.timestamp
);
}

function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
// approve token transfer to cover all possible scenarios
_approve(address(this), address(dexRouter), tokenAmount);

// add the liquidity
dexRouter.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
0, // slippage is unavoidable
0, // slippage is unavoidable
burnAddress,
block.timestamp
);
}

//this method is responsible for taking all fee, if takeFee is true
function _tokenTransfer(address sender, address recipient, uint256 amount, bool takeFee) private {
if(!takeFee)
removeAllFee();
else if (boostedTaxes && recipient == lpPair){
boosted = true;
boostSellTaxes();
}

_finalizeTransfer(sender, recipient, amount);

if(!takeFee || boosted)
restoreAllFee();
}

function _finalizeTransfer(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getValues(tAmount);

_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);

if (_isExcluded[sender] && !_isExcluded[recipient]) {
_tOwned[sender] = _tOwned[sender].sub(tAmount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
}

if (tLiquidity > 0)
_takeLiquidity(sender, tLiquidity);
if (rFee > 0 || tFee > 0)
_takeReflect(rFee, tFee);

emit Transfer(sender, recipient, tTransferAmount);
}

function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tLiquidity) = _getTValues(tAmount);
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tLiquidity, _getRate());
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tLiquidity);
}

function _getTValues(uint256 tAmount) private view returns (uint256, uint256, uint256) {
uint256 tFee = calculateTaxFee(tAmount);
uint256 tLiquidity = calculateLiquidityFee(tAmount);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tLiquidity);
return (tTransferAmount, tFee, tLiquidity);
}

function _getRValues(uint256 tAmount, uint256 tFee, uint256 tLiquidity, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rLiquidity = tLiquidity.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rLiquidity);
return (rAmount, rTransferAmount, rFee);
}


function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}

function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i ) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}

function _takeReflect(uint256 rFee, uint256 tFee) private {
_rTotal = _rTotal.sub(rFee);
_tFeeTotal = _tFeeTotal.add(tFee);
}

function _takeLiquidity(address sender, uint256 tLiquidity) private {
uint256 currentRate = _getRate();
uint256 rLiquidity = tLiquidity.mul(currentRate);
_rOwned[address(this)] = _rOwned[address(this)].add(rLiquidity);
if(_isExcluded[address(this)])
_tOwned[address(this)] = _tOwned[address(this)].add(tLiquidity);
emit Transfer(sender, address(this), tLiquidity); // Transparency is the key to success.
}

function calculateTaxFee(uint256 _amount) private view returns (uint256) {
return _amount.mul(_reflectFee).div(masterTaxDivisor);
}

function calculateLiquidityFee(uint256 _amount) private view returns (uint256) {
return _amount.mul(_liquidityFee.add(_buyBackFee).add(_marketingFee).add(_devFee)).div(masterTaxDivisor);
}

function removeAllFee() internal {
if(_reflectFee == 0
&& _liquidityFee == 0
&& _buyBackFee == 0
&& _marketingFee == 0
&& _devFee == 0
) return;

_previousReflectFee = _reflectFee;
_previousLiquidityFee = _liquidityFee;
_previousBuyBackFee = _buyBackFee;
_previousMarketingFee = _marketingFee;
_previousDevFee = _devFee;

_reflectFee = 0;
_liquidityFee = 0;
_buyBackFee = 0;
_marketingFee = 0;
_devFee = 0;
}

function restoreAllFee() internal {
_reflectFee = _previousReflectFee;
_liquidityFee = _previousLiquidityFee;
_buyBackFee = _previousBuyBackFee;
_marketingFee = _previousMarketingFee;
_devFee = _previousDevFee;

if (boosted == true)
boosted = false;
}

function boostSellTaxes() internal {
_previousReflectFee = _reflectFee;
_previousLiquidityFee = _liquidityFee;
_previousBuyBackFee = _buyBackFee;
_previousMarketingFee = _marketingFee;
_previousDevFee = _devFee;

_reflectFee = _boostedReflectFee;
_liquidityFee = _boostedLiquidityFee;
_buyBackFee = _boostedBuyBackFee;
_marketingFee = _boostedMarketingFee;
_devFee = _boostedDevFee;
}
}