Borderou de evaluare (job #185195)

Compilare: user.c: In function ‘main’: user.c:8:21: warning: unused variable ‘cx’ [-Wunused-variable] user.c:8:16: warning: unused variable ‘s’ [-Wunused-variable] user.c:9:10: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:11:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:19:10: warning: ‘cb’ may be used uninitialized in this function [-Wuninitialized]