2020年3月28日
[CF538B] Quasi Binary
摘要： [toc] Description A number is called quasibinary if its decimal representation contains only digits 0 or 1. For example, numbers 0, 1, 101, 110011 — a 阅读全文
posted @ 2020-03-28 18:32 OItby 阅读(327) 评论(0) 推荐(0) 编辑