LeetCode 2573. Find the String with LCP February 19, 2023 周賽333。剩十分鐘,看到lcp就絕望了。還以為又是什麼z-function之類的怪東西,其實思路想明白就很簡單。
LeetCode 2572. Count the Number of Square-Free Subsets February 19, 2023 周賽333。這題有夠難,根本是hard等級的,最近真的越來越誇張。
LeetCode 2571. Minimum Operations to Reduce an Integer to 0 February 19, 2023 周賽333。這題原本標的是難度是easy,搞得一堆人心裡崩潰,一點都不easy。