View Compilation Error

0_0_32213133_22001.cpp
0_0_32213133_22001.cpp(41) : error C3867: “std::queue<int,std::deque<_Ty,std::allocator<_Ty>>>::empty”:  函数调用缺少参数列表；请使用“&std::queue<int,std::deque<_Ty,std::allocator<_Ty>>>::empty”创建指向成员的指针
        with
        [
            _Ty=int
        ]