Borderou de evaluare (job #161665)

Compilare: user.c: In function ‘main’: user.c:20:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] user.c:7:23: warning: unused variable ‘k’ [-Wunused-variable] user.c:7:17: warning: variable ‘i2’ set but not used [-Wunused-but-set-variable] user.c:10:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result]