Borderou de evaluare (job #547975)

Compilare: user.c: In function ‘main’: user.c:13:16: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:14:16: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:16:14: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:17:34: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]