Compilare: user.cpp: In function ‘int main()’: user.cpp:25:21: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 2 has type ‘int*’ [-Wformat=] scanf("%ld" , &n); ^ user.cpp:27:44: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 2 has type ‘int*’ [-Wformat=] scanf("%ld %ld" , &v[i].x , &v[i].y); ^ user.cpp:27:44: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 3 has type ‘int*’ [-Wformat=]