public class Two_Sum_II { public int[] twoSum(int[] numbers, int target) { int[] result = new int[2]; //这里用二分搜索,我常用start和end来命名两头,middle是中间。 int start = 0; int end = numbers.length-1; //这个while循环条件很巧妙,二
(这里可能需要自己思考举例) Java代码 publicint[] twoSum(int[] nums,inttarget) { Map<Integer,Integer> numMap =newHashMap<>();intlen=nums.length;for(inti=0;i<len;i++){if(numMap.containsKey(nums[i])){intindex=numMap.get(nums[i]);returnnewint[]{index,i}; }else{ numMap.put(targe...
classSolution {publicint[] twoSum(int[] nums,inttarget) { HashMap<Integer,Integer> map =newHashMap<Integer, Integer>();int[] ans =newint[2];//合并两个for循环for(inti = 0; i <= nums.length - 1; i++){intt = target -nums[i];if(map.containsKey(t) && map.get(t) !=i){ a...
Leetcode 1. Two Sum 1. Two Sum 题目描述 示例: 解答 代码 1. Two Sum 题目描述 Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that each input w...[LeetCode] 1. Two Sum 两数之和 1.Two Sum Given an arra...
Solve two sum problem (Javascript, Java, C#, Swift, Kotlin, Python, C++, Golang) Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that each input would have exactly one solution, and you may not use the same el...
LeetCode(力扣) 题库 第1题 Two Sum(两数之和) java新手 清晰解题过程,恢复内容开始1.用scanner读进来用nextline得到所有输入存在字符串s1里输入:nums=[2,17,11,15],target=92.用for循环+字符串的charAt函数,再建立一个整数数组,将读进来的字符串s1判断一下,数字和逗号
更多文章查看个人博客 个人博客地址:twoSum 两数之和 【JAVA实现】 方法一 使用双重循环两两相加判断是否等于目标值 public List<String> twoSum2(int[] arr, int sum) { if (arr == null || arr.length == 0) { return new ArrayList<>(); } List<String> list = new ArrayList<>(); for (int...
Two Sum Problem Given an array of integers, find two numbers such that they add up to a specific target number. The function twoSum should return indices of the two numbers such that they add up to the target, where index1 must be less than index2. Please note that your returned answer...
Java:使用计算器sumTwoNumbers、subtractTwoNumbers、divideTwoNumbers和multiplyTwoNumbers测试失败任务描述:在...
java后端开发 packagecom.company;importjava.util.LinkedList;importjava.util.List;publicclassMain {publicint[] twoSum(int[] numbers,inttarget) {inti = 0, j = numbers.length - 1;int[]ret =newint[2];while(i <j) {if(numbers[i] + numbers[j] <target) { ...