Compilare: user.cpp:54:2: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:6: warning: format '%d' expects type 'int*', but argument 3 has type 'long int*' user.cpp:8: warning: format '%d' expects type 'int*', but argument 3 has type 'long int*' user.cpp:51: warning: format '%d' expects type 'int', but argument 3 has type 'long int' user.cpp:5: warning: unused variable 'k'