2021年8月4日
2021杭电多校第三场-Road Discount-wqs二分+最小生成树
摘要： Description There are n cities in Byteland, labeled by 1 to n. The... 阅读全文
posted @ 2021-08-04 23:44 PushyTao 阅读(38) 评论(0) 推荐(0)
Say No to Palindromes
摘要： Let’s call the string beautiful if it does not contain a substring... 阅读全文
posted @ 2021-08-04 23:22 PushyTao 阅读(49) 评论(0) 推荐(0)