class Solution { public int numOfPairs(String[] nums, String target) { int cnt=0; int n=nums.length; for (int i = 0; i < n-1; i++) { for (int j = i+1; j < n; j++) { String temp1=nums[i]+nums[j]; String temp2=nums[j]+nums[i]; if(target.equals(temp1)){ cnt...
新手村100题汇总:王几行xing:【Python-转码刷题】LeetCode 力扣新手村100题,及刷题顺序 1 审题 题目说明: 难度=easy; count number,计数; pairs,数对; difference,差; absolute difference,差值的绝对值; absolute difference K,差值的绝对值=K。 题目:Given an integer array nums and an integer k, return...
Can you solve this real interview question? Number of Good Pairs - Given an array of integers nums, return the number of good pairs. A pair (i, j) is called good if nums[i] == nums[j] and i < j. Example 1: Input: nums = [1,2,3,1,1,3] Output: 4 Exp
LeetCode - Number of Good Pairs Given an array of integers nums. A pair (i,j) is called goodifnums[i] == nums[j] and i <j. Return the number of good pairs. Example1: Input: nums= [1,2,3,1,1,3] Output:4Explanation: There are4 good pairs (0,3), (0,4), (3,4), (...
Can you solve this real interview question? Number of Pairs of Strings With Concatenation Equal to Target - Given an array of digit strings nums and a digit string target, return the number of pairs of indices (i, j) (where i != j) such that the concaten
publiclongcountFairPairs(int[] nums,intlower,intupper){ Arrays.sort(nums); returnhelper(nums, upper) - helper(nums, lower -1); } privatelonghelper(int[] nums,inttarget){ longres=0; intleft=0; intright=nums.length -1; while(left < right) { ...
Runtime:1 ms, faster than81.21%of Java online submissions for Number of Good Pairs. Memory Usage:39.7 MB, less than14.56%of Java online submissions for Number of Good Pairs. 整体表现不太好。只能说一般。
1512. Number of Good Pairs # 题目 # Given an array of integers nums. A pair (i,j) is called good if nums[i] == nums[j] and i < j. Return the number of good pairs. Example 1: Input: nums = [1,2,3,1,1,3] Output: 4 Explanation: There are 4 good pairs (0,3
1679. Max Number of K-Sum Pairs # 题目 # You are given an integer array nums and an integer k. In one operation, you can pick two numbers from the array whose sum equals k and remove them from the array. Return the maximum number of operations you can
题目链接: Max Number of K-Sum Pairs : leetcode.com/problems/m K 和数对的最大数目: leetcode.com/problems/m LeetCode 日更第 110 天,感谢阅读至此的你 欢迎点赞、收藏鼓励支持小满 发布于 2022-05-09 09:47 算法与数据结构 力扣(LeetCode) 算法 赞同添加评论 分享喜欢收藏...