Compilare: user.cpp: In function ‘int go(int)’: user.cpp:15:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (low=0;low<v.size();low++) ^ user.cpp: In function ‘int main()’: user.cpp:32:29: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘long long int*’ [-Wformat=] fscanf(f,"%d%I64d",&n,&k); ^