pragma solidity ^0.4.23;



contract ERC20Basic {
    function totalSupply() public view returns (uint256);
    function balanceOf(address who) public view returns (uint256);
    function transfer(address to, uint256 value) public returns (bool);
    event Transfer(address indexed from, address indexed to, uint256 value);
}



contract ERC20 is ERC20Basic {
    function allowance(address owner, address spender) public view returns (uint256);
    function transferFrom(address from, address to, uint256 value) public returns (bool);
    function approve(address spender, uint256 value) public returns (bool);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}


contract DetailedERC20 is ERC20 {
    string public name;
    string public symbol;
    uint8 public decimals;

    constructor(string _name, string _symbol, uint8 _decimals) public {
        name = _name;
        symbol = _symbol;
        decimals = _decimals;
    }
}



library SafeMath {

    
    function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
        if (a == 0) {
            return 0;
        }
        c = a * b;
        assert(c / a == b);
        return c;
    }

    
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        
        
        
        return a / b;
    }

    
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        assert(b <= a);
        return a - b;
    }

    
    function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
        c = a + b;
        assert(c >= a);
        return c;
    }
}



contract Ownable {
    address public owner;

    
    constructor() public {
        owner = msg.sender;
    }

    
    modifier onlyOwner() {
        require(msg.sender == owner);
        _;
    }

    
    function transferOwnership(address newOwner) public onlyOwner {
        require(newOwner != address(0));
        owner = newOwner;
    }
}



contract BasicToken is ERC20Basic {
    using SafeMath for uint256;

    mapping(address => uint256) balances;
    mapping(address => bool) _frozenAccount;   

    uint256 totalSupply_;

    
    function totalSupply() public view returns (uint256) {
        return totalSupply_;
    }

    
    function transfer(address _to, uint256 _value) public returns (bool) {
        require(_to != address(0));
        require(_value <= balances[msg.sender]);
        require(balances[_to].add(_value) >= balances[_to]);  
        require(!_frozenAccount[msg.sender]);
        require(!_frozenAccount[_to]);

        balances[msg.sender] = balances[msg.sender].sub(_value);
        balances[_to] = balances[_to].add(_value);
        emit Transfer(msg.sender, _to, _value);
        return true;
    }

    
    function balanceOf(address _owner) public view returns (uint256) {
        return balances[_owner];
    }

}



contract BurnableToken is BasicToken, Ownable {
    
    event Burn(address indexed burner, uint256 value);

    
    function burn(address target, uint256 value) onlyOwner public {
        require(value <= balances[target]);
        
        

        balances[target] = balances[target].sub(value);
        totalSupply_ = totalSupply_.sub(value);
        emit Burn(target, value);
        emit Transfer(target, address(0), value);
    }
}


contract FreezableToken is BasicToken, Ownable {
    
    event FrozenFunds(address target, bool frozen);

    
    function freezeAccount(address target, bool freeze) onlyOwner public {
        _frozenAccount[target] = freeze;
        emit FrozenFunds(target, freeze);
    }
    
    
    function frozenAccount(address _owner) public view returns (bool) {
        return _frozenAccount[_owner];
    }
}



contract StandardToken is ERC20, BasicToken {
    
    mapping (address => mapping (address => uint256)) internal allowed;
    
    
    
    function multiTransfer(uint256 _value, address[] _to) public returns (bool) {
        require(_to.length <= 100);
        require(_value.mul(_to.length) <= balances[msg.sender]);
        
        for(uint i = 0; i < _to.length; i++)
        {
            require(transfer(_to[i], _value));
        }
        return true;
    }
    
    
    function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
        require(_to != address(0));
        require(_value <= balances[_from]);
        require(_value <= allowed[_from][msg.sender]);
        require(balances[_to].add(_value) >= balances[_to]);  
        require(!_frozenAccount[_from]);
        require(!_frozenAccount[_to]);

        balances[_from] = balances[_from].sub(_value);
        balances[_to] = balances[_to].add(_value);
        allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
        emit Transfer(_from, _to, _value);
        return true;
    }

    
    function approve(address _spender, uint256 _value) public returns (bool) {
        allowed[msg.sender][_spender] = _value;
        emit Approval(msg.sender, _spender, _value);
        return true;
    }

    
    function allowance(address _owner, address _spender) public view returns (uint256) {
        return allowed[_owner][_spender];
    }

    
    function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
        allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
        emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
        return true;
    }

    
    function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
        uint oldValue = allowed[msg.sender][_spender];
        if (_subtractedValue > oldValue) {
            allowed[msg.sender][_spender] = 0;
        } else {
            allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
        }
        emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
        return true;
    }

}



contract Pausable is Ownable {
    event Pause();
    event Unpause();

    bool public paused = false;


    
    modifier whenNotPaused() {
        require(!paused);
        _;
    }

    
    modifier whenPaused() {
        require(paused);
        _;
    }

    
    function pause() onlyOwner whenNotPaused public {
        paused = true;
        emit Pause();
    }

    
    function unpause() onlyOwner whenPaused public {
        paused = false;
        emit Unpause();
    }
}



contract PausableToken is StandardToken, Pausable {

    function transfer(address _to, uint256 _value) public whenNotPaused returns (bool) {
        return super.transfer(_to, _value);
    }

    function transferFrom(address _from, address _to, uint256 _value) public whenNotPaused returns (bool) {
        return super.transferFrom(_from, _to, _value);
    }

    function approve(address _spender, uint256 _value) public whenNotPaused returns (bool) {
        return super.approve(_spender, _value);
    }

    function increaseApproval(address _spender, uint _addedValue) public whenNotPaused returns (bool success) {
        return super.increaseApproval(_spender, _addedValue);
    }

    function decreaseApproval(address _spender, uint _subtractedValue) public whenNotPaused returns (bool success) {
        return super.decreaseApproval(_spender, _subtractedValue);
    }
}



contract GAToken is DetailedERC20, StandardToken, BurnableToken, FreezableToken, PausableToken {
    
    constructor(
        uint256 totalSupply
    ) DetailedERC20(
        "Get Achieve token v2 official",
        "GAT",
        18
    ) public {
        totalSupply_ = totalSupply * 10 ** uint256(decimals);  
        balances[msg.sender] = totalSupply_;
        emit Transfer(0x0, msg.sender, totalSupply_);
    }
    
    
    function() public payable {
        revert();
    }
}