Compilare: user.cpp: In function ‘int main()’: user.cpp:34:20: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 2 has type ‘int*’ [-Wformat=] scanf ("%ld",&n); ^ user.cpp:38:40: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 2 has type ‘int’ [-Wformat=] printf ("%ld\n",binary_gcd(x,y)); ^