Given an array of integers and an integer k, you need to find the number of unique k-diff pairs in the array. Here a k-diff pair is defined as an integer pair (i, j), where i and j are both numbers in the array and theirabsolute differenceis k. Example 1: Input: [3, 1, 4...
链接:https://leetcode-cn.com/problems/k-diff-pairs-in-an-array/description/ Q: 给定一个整数数组和一个整数 k, 你需要在数组里找到不同的 k-diff 数对。这里将 k-diff 数对定义为一个整数对 (i, j), 其中 i 和j 都是数组中的数字,且两数之差的绝对值是 k. 示例 1: 思路:k小于0 返回0 ...
Given an array of integers and an integer k, you need to find the number of unique k-diff pairs in the array. Here a k-diff pair is defined as an integer pair (i, j), where i and j are both numbers in the array and their absolute difference is k. 给定一个整数数组和一个整数k...
532. K-diff Pairs in an Array 一、问题描述 Given an array of integers and an integer k, you need to find the number of unique k-diff pairs in the array. Here a k-diff pair is defined as an integer pair (i, j), where i and j are both numbers in the array and their absolute...
K-diff Pairs in an Array 给定一个整数数组和一个整数 k, 你需要在数组里找到不同的 k-diff 数对。这里将 k-diff 数对定义为一个整数对 (i, j), 其中 i 和 j 都是数组中的数字,且两数之差的绝对值是 k. 示例 1: 输入: [3, 1, 4, 1, 5], k = 2 输出: 2 解释: 数组中有两个 2...
532. K-diff Pairs in an Array* https://leetcode.com/problems/k-diff-pairs-in-an-array/ 题目描述 Given an array of integers and an integer k, you need to find the number of unique k-diff pairs in the array. Here a k-dif...
k, you need to find the number of unique k-diff pairs in the array. Here a k-diff pair is defined as an integer pair (i, j), where i and j are both numbers in the array and their absolute difference is k. ...
Leetcode之K-diff Pairs in an Array 问题 /k-diff-pairs-in-an-array/description/) 思路分析:在这我们首先采用Hashmap来解决,因为hashmap的查找效率非常高,但是有一个问题:如果k=0的话,hashmap只会存一个。所以在... numbers in the array andtheir absolute difference is k. 示例: Example 1: Input...
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532.K-diff Pairs in an Array 解题思路。 1、读题,数组中二数之差的绝对值为k。 2、只要遍历数组,每一个元素加上K值,还在原来的数组中,就找到一个解。 3、如果用数组遍历,会超时,通不过LeetCode 的测试,变…