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0_0_38483688_17523.cpp
0_0_38483688_17523.cpp(7) : error C2065: “mxn”: 未声明的标识符
0_0_38483688_17523.cpp(19) : error C3867: “std::stack<int,std::deque<_Ty,std::allocator<_Ty>>>::top”:  函数调用缺少参数列表；请使用“&std::stack<int,std::deque<_Ty,std::allocator<_Ty>>>::top”创建指向成员的指针
        with
        [
            _Ty=int
        ]