Borderou de evaluare (job #157630)

Compilare: user.c: In function ‘inv’: user.c:7:1: warning: ‘return’ with a value, in function returning void [enabled by default] user.c: In function ‘main’: user.c:17:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:18:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:20:10: warning: ignoring return value of ‘scanf’, 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]