Borderou de evaluare (job #134833)

Compilare: user.c: In function ‘verificare’: user.c:19:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] user.c: In function ‘main’: user.c:57:32: warning: variable ‘cn’ set but not used [-Wunused-but-set-variable] user.c:58:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c: In function ‘verificare’: user.c:51:1: warning: control reaches end of non-void function [-Wreturn-type]