Compilare: user.c: In function ‘adg’: user.c:23:11: warning: unused variable ‘s’ [-Wunused-variable] float s; ^ user.c: In function ‘main’: user.c:35:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1,"%lli",&t); ^ user.c:37:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1,"%lli %lli",&n,&r); ^