随笔分类 -  数学题

摘要:7720: RGB Coloring 题目描述 Takahashi has a tower which is divided into N layers. Initially, all the layers are uncolored. Takahashi is going to paint som 阅读全文
posted @ 2019-03-27 16:52 oc_co 阅读(290) 评论(0) 推荐(1)
摘要:We have a sandglass consisting of two bulbs, bulb A and bulb B. These bulbs contain some amount of sand. When we put the sandglass, either bulb A or B 阅读全文
posted @ 2018-07-29 18:52 oc_co 阅读(178) 评论(0) 推荐(1)