2019年11月4日
Codeforces Round #597 (Div. 2) F. Daniel and Spring Cleaning 数位dp
摘要： F. Daniel and Spring Cleaning While doing some spring cleaning, Daniel found an old calculator that he loves so much. However, it seems like it is bro 阅读全文
posted @ 2019-11-04 01:52 qscqesze 阅读(413) 评论(0) 推荐(0) 编辑