leetcode 217. Contains Duplicate、219. Contains Duplicate II、220. Contains Duplicate、287. Find the Duplicate Number 、442. Find All Duplicates in an Array 、448. Find All Numbers Disappeared in an Array 后面3个题都是限制在1～n的,所有可以不先排序,可以利用巧方法做。最后两个题几乎一模一样。
Given an array of integers, find out whether there are two distinct indicesiandjin the array such that the absolute difference between nums[i] and nums[j] is at mosttand the absolute difference betweeniandjis at mostk. 找出数组中有没有最多相距k,同时最大相差t的两个数。 1、第一次超时,...
217. Contains Duplicate Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the array, and it should return false if every element is distinct. 题目大意: 在数组中找到任意字符出现次数大于等于2次就返回tr...
leetCode 217. Contains Duplicate 数组 217. Contains Duplicate Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the array, and it should return false if every element is distinct. 题目大意: 在数组中...
【Leetcode】Contains Duplicate 题目链接:https://leetcode.com/problems/contains-duplicate/ 题目: Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the array, and it should return false if every element...
4 c#解法。public class Solution {public bool ContainsNearbyAlmostDuplicate(int[] nums, int k, int t) {var len = nums.Length;var arr = nums.Select(((num, index) => new {num, index})).OrderBy(u => u.num).ToArray();for (int i = 0; i < len; i++)for (int j = i + 1...
【leetcode】1282. Group the People Given the Group Size They Belong To 2019-12-11 22:28 −题目如下: There are n people whose IDs go from 0 to n - 1 and each person belongs exactly to one gr... seyjs 0 461 javax.servlet.ServletException: Could not resolve view with name 'order/...
leetcode 219. Contains Duplicate II Given an array of integers and an integer k, find out whether there are two distinct indices i and j in the array such that nums[i] = nums[j] and the absolute difference between i and j is at most k. ...
Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the array, and it should return false if every element is distinct. 给定一个整数数组,如果数组里面有任意一个值至少出现两次及以上,则函数返回true,如果...
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