Leetcode 67:Add Binary(二进制求和) (python.java) 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. 给定两个二进制字符串,返回他们的和(用二进制表示). 输入为非空字符串且只包含数字 1 和 0. Example 1: Input…
题目: I have a very simple problem for you. Given two integers A and B, your job is to calculate the Sum of A + B. InputThe first line of the input contains an integer T(1<=T<=20) which means the number of test cases. Then T lines follow, each line c…
题目: I have a very simple problem for you. Given two integers A and B, your job is to calculate the Sum of A + B. InputThe first line of the input contains an integer T(1<=T<=20) which means the number of test cases. Then T lines follow, each line c…
https://leetcode.com/problems/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. class Solution { public: string multiply(stri…
题意 You are given two non-empty linked lists representing two non-negative integers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it as a linked list. You may assume the two numb…
给定两个二进制字符串,返回他们的和(用二进制表示).案例:a = "11"b = "1"返回 "100" .详见:https://leetcode.com/problems/add-binary/description/ Java实现: class Solution { public String addBinary(String a, String b) { String s=""; int c=0; int i=a.len…
#include<stdio.h> #include<string.h> #define N 3100 int a[N],b[N],c[N],d[N],e[N]; int main() { int n,i,j,k,t; while(scanf("%d",&n)!=EOF) { memset(a,0,sizeof(a));memset(c,0,sizeof(c)); memset(b,0,sizeof(b));memset(d,0,sizeof(d));…
LeetCode--Add Strings Question 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 doe…
A number that will be the same when it is written forwards or backwards is known as a Palindromic Number. For example, 1234321 is a palindromic number. All single digit numbers are palindromic numbers. Non-palindromic numbers can be paired with palin…