摘要：
LeetCode——Find the Difference Question Given two strings s and t which consist of only lowercase letters. String t is generated by random shuffling st 阅读全文
摘要：
LeetCode——Maximum Depth of Binary Tree Question Given a binary tree, find its maximum depth. The maximum depth is the number of nodes along the longes 阅读全文
摘要：
LeetCode——Detect Capital Question Given a word, you need to judge whether the usage of capitals in it is right or not. We define the usage of capitals 阅读全文
摘要：
LeetCode——Find All Numbers Disappeared in an Array Question Given an array of integers where 1 ≤ a[i] ≤ n (n = size of array), some elements appear tw 阅读全文
摘要：
LeetCode——Single Number Question Given an array of integers, every element appears twice except for one. Find that single one. Note: Your algorithm sh 阅读全文
摘要：
LeetCode——Max Consecutive Ones Question Given a binary array, find the maximum number of consecutive 1s in this array. Example 1: Input: [1,1,0,1,1,1] 阅读全文
摘要：
LeetCode——Nim Game Question 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 阅读全文
摘要：
LeetCode——Reverse String Question Write a function that takes a string as input and returns the string reversed. Example: Given s = "hello", return "o 阅读全文
摘要：
LeetCode——Next Greater Element I Question You are given two arrays (without duplicates) nums1 and nums2 where nums1’s elements are subset of nums2. Fi 阅读全文