classical专题

Classical Binary Search

Find any position of a target number in a sorted array. Return -1 if target does not exist. Example Example 1: Input: nums = [1,2,2,4,5,5], target = 2Output: 1 or 2 Example 2: Input: nums = [1,

【DataStructure】 Classical Question: Josephus Cycle

【Description】   This problem is based upon a report by the historian Joseph ben Matthias (Josephus) on the outcome of a suicide pact that he had made between himself and 40 soldiers as they were besi