Borderou de evaluare (job #77950)

Compilare: user.c: In function ‘main’: user.c:23:23: warning: unused variable ‘ww’ [-Wunused-variable] user.c:23:19: warning: unused variable ‘yy’ [-Wunused-variable] user.c:23:15: warning: unused variable ‘xx’ [-Wunused-variable] user.c:27:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:31:14: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]