Eroare de compilare: user.c: In function ‘test’: user.c:13:9: error: expected expression before ‘int’ j = int(sqrt(x - i * i)); ^ user.c: In function ‘main’: user.c:37:10: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("patrate.in","r",stdin); ^ user.c:38:10: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("patrate.out","w",stdout); ^ user.c:39:8: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.c:40:8: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &p); ^