[Leetcode][Python]43: Multiply Strings

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[Leetcode][Python]43: Multiply Strings

# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com' 43: Multiply Stringshttps://leetcode.com/problems/multiply-strings/ Given two numbers represented as strings, return multiplication of the numbers as a string.Note: The numbers can be arbit…

【LeetCode】43. Multiply Strings

Multiply Strings Given two numbers represented as strings, return multiplication of the numbers as a string. Note: The numbers can be arbitrarily large and are non-negative. 将乘积逐位逆序存放在int数组result中. 记num1当前为第i位,num2当前为第j位,则乘积存放在result[(n1-1-i)+(n2-1-j…

【LeetCode】43. Multiply Strings 解题报告（Python & C++）

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题目地址:https://leetcode.com/problems/multiply-strings/description/ 题目描述 Given two non-negative integers num1 and num2 represented as strings, return the product of num1 and nu…

【一天一道LeetCode】#43. Multiply Strings

一天一道LeetCode系列 (一)题目 Given two numbers represented as strings, return multiplication of the numbers as a string. Note: The numbers can be arbitrarily large and are non-negative. Converting the input string to integer is NOT allowed. You should NOT us…

LeetCode：43. Multiply Strings （Medium）

1. 原题链接 https://leetcode.com/problems/multiply-strings/description/ 2. 题目要求给定两个String类型的正整数num1.num2,返回它们的String类型乘积 (1)num1和num2的长度都小于110: (2)num1.num2都只包含0-9之间的字符: (3)num1.num2的首位都不为0: (4)不能使用BigInteger,也不能字符串转直接换成整数类型 3. 解题思路首先题目要求不能直接将String转换成…

【leetcode】43. Multiply Strings（大数相乘）

Given two non-negative integers num1 and num2 represented as strings, return the product of num1 and num2, also represented as a string. Note: You must not use any built-in BigInteger library or convert the inputs to integer directly. 暴力法转换为数值型变量再进行…

[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/…