Compilare: user.cpp: In function ‘int main()’: user.cpp:77:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < best[i].size(); j++) ^ user.cpp:79:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < moments[i].size() - 1; j++) ^ user.cpp:89:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 1; j < moments[i].size(); j++) ^