Borderou de evaluare (job #406232)

Compilare: user.c: In function ‘main’: user.c:7:28: warning: unused variable ‘x’ [-Wunused-variable] user.c:7:20: warning: unused variable ‘c’ [-Wunused-variable] user.c:11:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:14:16: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:35:1: warning: control reaches end of non-void function [-Wreturn-type]