Given two binary strings, return their sum (also a binary string). For example,a = "11"b = "1"Return "100". 這題用數組來做可能更簡單,但考慮到可能面試的時候要求不能開額外的數組 ...
原題地址:https: oj.leetcode.com problems add binary 題意: Given two binary strings, return their sum also a binary string . For example,a b Return . 解題思路:提供兩種實現方式吧。 代碼一: 代碼二: ...
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Given two binary strings, return their sum (also a binary string). For example,a = "11"b = "1"Return "100". 這題用數組來做可能更簡單,但考慮到可能面試的時候要求不能開額外的數組 ...
題目: Given two binary strings, return their sum (also a binary string). For example, a = "11" b = "1" Return "100". 題解: 二進制加法都是從最低位(從右加到左)。所以對 ...
Add Binary Given two binary strings, return their sum (also a binary string). For example,a = "11"b = "1"Return "100". 先進行對齊操作,然后從右往左逐位相加,注意進位 ...
原題地址:http://oj.leetcode.com/problems/balanced-binary-tree/ 題意:判斷一顆二叉樹是否是平衡二叉樹。 解題思路:在這道題里,平衡二叉樹的定義是二叉樹的任意節點的兩顆子樹之間的高度差小於等於1。這實際上是AVL樹的定義。首先要寫一個計算 ...
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". 二進制數相加,並且保存在string中,要注意的是如何將string ...
原題地址:https://oj.leetcode.com/problems/add-two-numbers/ 題意: You are given two linked lists representing two non-negative numbers. The digits ...
本題是使得兩個鏈表相加,每個鏈表中值均為0~9,對於兩個鏈表對應的值相加值sum若大於9,則為sum%10,並在指向的下一對節點的和sum上加1。 做題思路: 判斷兩鏈表是否有空鏈表,若有, ...