Compilare: user.cpp: In function ‘int uneste(int, int)’: user.cpp:49:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:85:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<v[i].size();j++) ^ user.cpp:90:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(l=0;l<h[x].size();l++) ^