Borderou de evaluare (job #70321)

Compilare: user.c: In function 'main': user.c:9:49: warning: unused variable 'flag' [-Wunused-variable] user.c:7:12: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] user.c:8:12: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] user.c:10:10: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] user.c:13:14: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] user.c:21:10: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] user.c:25:14: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]