Compilare: user.cpp: In function 'int main()': user.cpp:8: warning: format '%d' expects type 'int*', but argument 3 has type 'long int*' user.cpp:8: warning: format '%d' expects type 'int*', but argument 4 has type 'long int*' user.cpp:8: warning: format '%d' expects type 'int*', but argument 5 has type 'long int*' user.cpp:4: warning: unused variable 'p'