Borderou de evaluare (job #540761)

Compilare: user.c: In function ‘main’: user.c:4:9: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:5:9: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:6:7: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:7:39: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:26:2: warning: control reaches end of non-void function [-Wreturn-type] user.c:24:7: warning: ‘i0’ may be used uninitialized in this function [-Wuninitialized]