Borderou de evaluare (job #41735)

Compilare: user.c: In function ‘main’: user.c:31:9: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] user.c:6:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:7:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:9:10: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:12:14: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]