摘要：题目： Given a group of two strings, you need to find the longest uncommon subsequence of this group of two strings. The longest uncommon subsequence is 阅读全文

摘要：题目：Given an array of integers, every element appears twice except for one. Find that single one.Note:Your algorithm should have a linear runtime compl 阅读全文

摘要：485. Max Consecutive Ones 题目： Given a binary array, find the maximum number of consecutive 1s in this array. Example 1: Note: The input array will onl 阅读全文

摘要：292. Nim Game 题目： You are playing the following Nim Game with your friend: There is a heap of stones on the table, each time one of you take turns to 阅读全文

摘要：617. Merge Two Binary Trees 题目： Given two binary trees and imagine that when you put one of them to cover the other, some nodes of the two trees are o 阅读全文