代码:(在牛客网上可以ac,但是leetcode有个用例过不去,超时问题) publicclassSolution {publicString multiply(String num1, String num2){if(num1.equals("0")|| num2.equals("0"))return"0";if(num1.charAt(0) == '-' || num2.charAt(0) == '-')return"false";intlen_num1,len_num2; len_...
Leetcode——415. Add Strings【java】 1 2 3 4 5 6 7 8 9 10 11 12 13 大概是那个面试题吧,就是也许两个数相加,陷阱就是可能那个数就贼大,也许远远超过int或者long自己的想法有几个疏漏:if(num1.length() >= num2.length()) { bigStr = num1; smallStr = num2; }else{ bigStr = num2;...
return sb.length() == 0 ? "0" : sb.toString(); }
leetcode explore 字符串类第一题:反转字符串。相当简单的一个题目 题目分析 这里把题目贴出来: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 Write a function that reverses a string. The input string is given as an array of characters char[]. Do not allocate extra space for another array...
LeetCode Top Interview Questions 43. Multiply Strings (Java版; Medium) 题目描述 Given two non-negative integers num1 and num2 represented as strings, return the product of num1 and num2, also represented as a string. Example 1: Input: num1 = "2", num2 = "3" ...
LeetCode 43. Multiply Strings 嘻嘻一只小仙女呀 Be cool. But also be warm.✨ 来自专栏 · LeetCode题解——741道持续更新 6 人赞同了该文章 题目如下: Given two non-negative integers num1 and num2 represented as strings, return the product of num1 and num2. Note: The length of both num...
以下是java代码,个人觉得看代码比看文字题解要更容易理解,关键是理解结尾字符的意义。 public class Solution {public int findSubstringInWraproundString(String p) {int plen = p.length();int ans = 0;int curlen = 0;int[] subsum = new int[26];for (int i = 0; i < plen; i++) {if (i...
Source: https://oj.leetcode.com/problems/multiply-strings/ Notes: 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.Solution: Just like what we do when multiplying integers. */ ...
以下是java代码,个人觉得看代码比看文字题解要更容易理解,关键是理解结尾字符的意义。 public class Solution { public int findSubstringInWraproundString(String p) { int plen = p.length(); int ans = 0; int curlen = 0; int[] subsum = new int[26]; ...
Sign inSign up LeBW/leetcode Watch1 Star1 Fork0 Code Issues Pull requests Actions Projects Security Insights More master leetcode/src/MultiplyStrings.java/ Jump to 63 lines (60 sloc)1.83 KB RawBlame importjavafx.util.Builder; /** * 43. Multiply Strings ...