AI代码解释 1// 对撞指针2// 时间复杂度: O(n)3// 空间复杂度: O(1)4class Solution{5public:6vector<int>twoSum(vector<int>&numbers,int target){7int l=0,r=numbers.size()-1;8while(l<r){9if(numbers[l]+numbers[r]==target){10int res[2]={l+1,r+1};11returnvector<int>(res,re...
"""hash= {}foriinrange(len(nums)):iftarget - nums[i]inhash:return[hash[target - nums[i]], i]hash[nums[i]] = ireturn[-1, -1] java 版本: classSolution{publicint[]twoSum(int[] nums,inttarget){if(nums ==null|| nums.length <=1) { System.out.println("input error, please c...
publicclassSolution {publicListNode addTwoNumbers(ListNode l1, ListNode l2) { ListNode dummy=newListNode(-1); ListNode cur=dummy;intcarry = 0;while(l1 !=null|| l2 !=null) {intd1 = l1 ==null? 0: l1.val;intd2 = l2 ==null? 0: l2.val;intsum = d1 + d2 +carry; carry= sum ...
Given an array of integers, find how many pairs in the array such that their sum is bigger than a specific target number. Please return the number of pairs. Example Given numbers = [2, 7, 11, 15], target = 24. Return 1. (11 + 15 is the only pair) Challenge Do it in O(1) ...
Anwser 4: O(n) in Java ( time is more longer and longer than C++) 代码语言:javascript 代码运行次数:0 运行 AI代码解释 public class Solution { public int[] twoSum(int[] numbers, int target) { // Start typing your Java solution below // DO NOT write main() function int len = nu...
Write a Java program to merge two stacks into one.Sample Solution:Java Code:import java.util.Scanner; public class Stack { private int[] arr; private int top; // Constructor to initialize the stack public Stack(int size) { arr = new int[size]; top = -1; } // Method to push an ...
Java Solution Since the desired class need add and get operations, HashMap is a good option for this purpose. publicclassTwoSum{privateHashMap<Integer, Integer>elements=newHashMap<Integer, Integer>();publicvoidadd(intnumber){if(elements.containsKey(number)){elements.put(number, elements.get(numbe...
For that scenario, we recommend this solution. Here's the rotation solution described in this tutorial: In this solution, Azure Key Vault stores storage account individual access keys as versions of the same secret, alternating between the primary and secondary key in subsequent versions. When one...
accessing files from folders inside the .NET solution Accessing Java Key Store using .NET Accessing Outlook Calendar in C# Application Accessing PowerShell Variable in C# code Accessing rows/columns in MultiDimensional Arrays Accessing the first object in an ICollection Accessing the private method throug...
accessing files from folders inside the .NET solution Accessing Java Key Store using .NET Accessing Outlook Calendar in C# Application Accessing PowerShell Variable in C# code Accessing rows/columns in MultiDimensional Arrays Accessing the first object in an ICollection Accessing the private method throug...