### hbhz_zcy's blog

By hbhz_zcy, history, 2 months ago,

I do wrote it by myself, but I'm not with an ability to translate it into English.
•  » » 2 months ago, # ^ |   0 Yeah,but though it's easy to think out, but it wasn't used usually.I'm surprised that it can remove a $log N$ in one problem but nobody found it.