Compilare: user.cpp: In function ‘void suma(std::vector<int>)’: user.cpp:17:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=1; i<=s[0] || i<=v.size() || t; i++, t/=10) ^ user.cpp:20:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i<=v.size()) ^ user.cpp: In function ‘void inverseaza(int)’: user.cpp:29:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<(vect[poz].size()+1)/2; i++) ^