Compilare: user.cpp: In function ‘int main()’: user.cpp:26:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<v.size(); i++) ^ user.cpp:29:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(j < min(v[i-1].size(), v[i].size()) && flag) ^ user.cpp:12:12: warning: unused variable ‘maxy’ [-Wunused-variable] int n, maxy = 0, rezultat = 0; ^