CNoodle

摘要： You are given an array of characters letters that is sorted in non-decreasing order, and a character target. There are at least two different characte 阅读全文

摘要： Given an array of integers arr and an integer k. A value arr[i] is said to be stronger than a value arr[j] if |arr[i] - m| > |arr[j] - m| where m is t 阅读全文