Compilare: user.c: In function ‘alegere’: user.c:37:12: warning: variable ‘rest’ set but not used [-Wunused-but-set-variable] long cat, rest; ^ user.c: In function ‘main’: user.c:12:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &t); ^ user.c:14:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%ld %ld", &n, &k); ^