Borderou de evaluare (job #10519)

Compilare: user.c: In function 'main': user.c:5:50: warning: unused variable 'a' [-Wunused-variable] user.c:5:29: warning: unused variable 'sd' [-Wunused-variable] user.c:5:7: warning: unused variable 'nrpc' [-Wunused-variable] user.c:10:7: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] user.c:13:7: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result]