wow.cpp: In function 'int Lee(std::queue<std::pair<int, int>, std::deque<std::pair<int, int>, std::allocator<std::pair<int, int> > > >, matr)': wow.cpp:41: warning: no return statement in function returning non-void wow.cpp: In function 'int bordare()': wow.cpp:54: warning: no return statement in function returning non-void