Compilare: user.c: In function 'main': user.c:10: warning: format '%lu' expects type 'long unsigned int *', but argument 3 has type 'int *' user.c:5: warning: unused variable 'inc' user.c:5: warning: unused variable 'nr' user.c:5: warning: unused variable 'q' user.c:5: warning: unused variable 'o' user.c:5: warning: unused variable 'n' user.c:5: warning: unused variable 'm' user.c:5: warning: unused variable 'l' user.c:5: warning: unused variable 'k' user.c:5: warning: unused variable 'j' user.c:5: warning: unused variable 'i'