Compilare: user.cpp: In function ‘int main()’: user.cpp:51:31: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 2 has type ‘int*’ [-Wformat=] scanf("%lld%lld",&x,&y); ^ user.cpp:51:31: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 3 has type ‘int*’ [-Wformat=] user.cpp:55:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0; i<X.size(); i++) ^