Compilare: user.cpp: In function ‘int main()’: user.cpp:35:22: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] scanf("%d",&x); ^ user.cpp:53:26: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] scanf("%d",&x); ^ user.cpp: In function ‘int cb(int, int, int)’: user.cpp:27:1: warning: control reaches end of non-void function [-Wreturn-type] } ^