03-28 LeetCode 81. Search in Rotated Sorted Array II The Key of Binary Search Is Narrow the Search Interval
03-24 LeetCode 881. Boats to Save People Greedy: Let the Heaviest Match the Lightest, if Not Matched, Let it Alone
03-22 LeetCode 1663. Smallest String With A Given Numeric Value Greedy O(n) Solution with Image Explanation