Compilare: user.cpp:14:2: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:9: warning: format '%ld' expects type 'long int*', but argument 2 has type 'int*' user.cpp:10: warning: format '%ld' expects type 'long int*', but argument 2 has type 'int*'