Borderou de evaluare (job #6635)

Compilare: user.c: In function ‘main’: user.c:6:34: warning: unused variable ‘rc’ [-Wunused-variable] user.c:6:31: warning: unused variable ‘sr’ [-Wunused-variable] user.c:6:29: warning: variable ‘r’ set but not used [-Wunused-but-set-variable] user.c:6:27: warning: unused variable ‘c’ [-Wunused-variable] user.c:8:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result]