2020年7月4日
E. Count The Blocks
摘要： You wrote down all integers from 00 to 10n−110n−1, padding them with leading zeroes so their lengths are exactly nn. For example, if n=3n=3 then you w 阅读全文
posted @ 2020-07-04 13:12 DeaL57 阅读(156) 评论(0) 推荐(0)
D. Carousel
摘要： 原题 The round carousel consists of nn figures of animals. Figures are numbered from 11 to nn in order of the carousel moving. Thus, after the nn-th fig 阅读全文
posted @ 2020-07-04 10:01 DeaL57 阅读(159) 评论(0) 推荐(0)