Borderou de evaluare (job #216783)

Compilare: user.c: In function ‘main’: user.c:19:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:20:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:22:10: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] user.c: In function ‘citire’: user.c:11:47: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]