Given two binary strings, return their sum (also a binary string). For example,a = "11"b = "1"Return "100". 这题用数组来做可能更简单,但考虑到可能面试的时候要求不能开额外的数组 ...
原题地址:https: oj.leetcode.com problems add binary 题意: Given two binary strings, return their sum also a binary string . For example,a b Return . 解题思路:提供两种实现方式吧。 代码一: 代码二: ...
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Given two binary strings, return their sum (also a binary string). For example,a = "11"b = "1"Return "100". 这题用数组来做可能更简单,但考虑到可能面试的时候要求不能开额外的数组 ...
题目: Given two binary strings, return their sum (also a binary string). For example, a = "11" b = "1" Return "100". 题解: 二进制加法都是从最低位(从右加到左)。所以对 ...
Add Binary Given two binary strings, return their sum (also a binary string). For example,a = "11"b = "1"Return "100". 先进行对齐操作,然后从右往左逐位相加,注意进位 ...
原题地址:http://oj.leetcode.com/problems/balanced-binary-tree/ 题意:判断一颗二叉树是否是平衡二叉树。 解题思路:在这道题里,平衡二叉树的定义是二叉树的任意节点的两颗子树之间的高度差小于等于1。这实际上是AVL树的定义。首先要写一个计算 ...
Given two binary strings, return their sum (also a binary string). The input strings are both non-empty and contains only characters 1 or 0. ...
Given two binary strings, return their sum (also a binary string). For example,a = "11"b = "1"Return "100". 二进制数相加,并且保存在string中,要注意的是如何将string ...
原题地址:https://oj.leetcode.com/problems/add-two-numbers/ 题意: You are given two linked lists representing two non-negative numbers. The digits ...
本题是使得两个链表相加,每个链表中值均为0~9,对于两个链表对应的值相加值sum若大于9,则为sum%10,并在指向的下一对节点的和sum上加1。 做题思路: 判断两链表是否有空链表,若有, ...