随笔分类 -  几何计算

HDU - 5858（几何计算）
摘要：cjj is fun with math problem. One day he found a Olympic Mathematics problem for primary school students. It is too difficult for cjj.... 阅读全文
posted @ 2018-04-20 15:19 _大美 阅读(151) 评论(0) 推荐(0)