LeetCode 3309. Maximum Possible Number by Binary Concatenation October 7, 2024 weekly contest 418。 這題用 python 寫起來是真方便。
LeetCode 3307. Find the K-th Character in String Game II September 30, 2024 weekly contest 417。 體感不太難,但是被 Q3 浪費太久,早知道先做這題。
LeetCode 3306. Count of Substrings Containing Every Vowel and K Consonants II September 30, 2024 weekly contest 417。