Compilare: main.cpp: In function 'int apartine(std::deque<int>, int)': main.cpp:11:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<dq.size(); i++) ~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:35:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<valpos.size(); i++) ~^~~~~~~~~~~~~~