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[LeetCode&Python] Problem 415. Add Strings

Given two non-negative integers num1 and num2 represented as string, return the sum of num1 and num2. Note: The length of both num1 and num2 is < 5100. Both num1 and num2 contains only digits 0-9. Both num1 and num2 does not contain any leading zero.…

[LeetCode&Python] Problem 258. Add Digits

Given a non-negative integer num, repeatedly add all its digits until the result has only one digit. Example: Input: 38 Output: 2 Explanation: The process is like: 3 + 8 = 11, 1 + 1 = 2.   Since 2 has only one digit, return it. Follow up:Could you do…

【leetcode】415. Add Strings

problem 415. Add Strings solution: class Solution { public: string addStrings(string num1, string num2) { ; ; ; string res = ""; || j>= || carry) { )?:(num1[i--]-)?:(num2[j--]-')) + carry;//注意运算符的优先级顺序. carry = tmp/; res = to_string(tmp%) + r…

[LeetCode] 415 Add Strings && 67 Add Binary && 43 Multiply Strings

这些题目是高精度加法和高精度乘法相关的,复习了一下就做了,没想到难住自己的是C++里面string的用法. 原题地址: 415 Add Strings:https://leetcode.com/problems/add-strings/description/ 67 Add Binary: https://leetcode.com/problems/add-binary/description/ 43 Multiply Strings:https://leetcode.com/problems/…

36. leetcode 415. Add Strings

415. Add Strings Given two non-negative integers num1 and num2 represented as string, return the sum of num1 and num2. Note: The length of both num1 and num2 is < 5100. Both num1 and num2 contains only digits 0-9. Both num1 and num2 does not contain…

【LeetCode】415. Add Strings 解题报告（Python）

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 日期 [LeetCode] 题目地址:https://leetcode.com/problems/add-strings/ Difficulty: Easy 题目描述 Given two non-negative integers num1 and num2 represented as string, return the sum of num1…

[LeetCode] 415. Add Strings 字符串相加

Given two non-negative numbers num1 and num2 represented as string, return the sum of num1 and num2. Note: The length of both num1 and num2 is < 5100. Both num1 and num2 contains only digits 0-9. Both num1 and num2 does not contain any leading zero.…

LeetCode - 415. Add Strings

Given two non-negative numbers num1 and num2 represented as string, return the sum of num1 and num2. Note: The length of both num1 and num2 is < 5100. Both num1 and num2 contains only digits 0-9. Both num1 and num2 does not contain any leading zero.…

[leetcode]415. Add Strings字符串相加

Given two non-negative integers num1 and num2 represented as string, return the sum of num1 and num2. Note: The length of both num1 and num2 is < 5100. Both num1 and num2 contains only digits 0-9. Both num1 and num2 does not contain any leading zero.…

[LeetCode&Python] Problem 427. Construct Quad Tree

We want to use quad trees to store an N x N boolean grid. Each cell in the grid can only be true or false. The root node represents the whole grid. For each node, it will be subdivided into four children nodes until the values in the region it repres…