Compilare: user.c: In function ‘afisare’: user.c:17:11: warning: unused variable ‘ok’ [-Wunused-variable] int i,ok=1; ^ user.c: In function ‘main’: user.c:43:15: warning: variable ‘pg’ set but not used [-Wunused-but-set-variable] FILE *pf,*pg; ^ user.c:48:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(pf,"%d %d",&n,&s); ^ user.c:51:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(pf,"%d",&v[i]); ^