札姆LeetCode 387. First Unique Character in a StringEasy 題 = 犯蠢 & 學 C++ 語法。順便嘗試用 bitwise operation 來節省空間。Dec 20, 2021Dec 20, 2021
札姆LeetCode 33. Search in Rotated Sorted ArrayCoding 復健第一題。難度 Medium 的二分搜變體。C++ 遞迴、迴圈解。看別人解法發現原來還可以…Dec 19, 2021Dec 19, 2021