Borderou de evaluare (job #351533)

Compilare: user.c: In function ‘main’: user.c:6:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:10:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:22:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:29:11: warning: ‘a2’ may be used uninitialized in this function [-Wuninitialized] user.c:17:10: warning: ‘a’ may be used uninitialized in this function [-Wuninitialized]