leetcode.cn 2026-06-03
🟡3635.earliest-finish-time-for-land-and-water-rides-ii
🏷️ Tags
#greedy #array #two_pointers #binary_search #sorting
🟡3635.earliest-finish-time-for-land-and-water-rides-ii
🏷️ Tags
#greedy #array #two_pointers #binary_search #sorting
Telegraph
earliest-finish-time-for-land-and-water-rides-ii
给你两种类别的游乐园项目:陆地游乐设施 和 水上游乐设施。
leetcode.com 2026-06-03
🟡3635.earliest-finish-time-for-land-and-water-rides-ii
🏷️ Tags
#greedy #array #two_pointers #binary_search #sorting
🟡3635.earliest-finish-time-for-land-and-water-rides-ii
🏷️ Tags
#greedy #array #two_pointers #binary_search #sorting
Telegraph
earliest-finish-time-for-land-and-water-rides-ii
You are given two categories of theme park attractions: land rides and water rides.
leetcode.cn 2026-06-08
🟡2161.partition-array-according-to-given-pivot
🏷️ Tags
#array #two_pointers #simulation
🟡2161.partition-array-according-to-given-pivot
🏷️ Tags
#array #two_pointers #simulation
Telegraph
partition-array-according-to-given-pivot
给你一个下标从 0 开始的整数数组 nums 和一个整数 pivot 。请你将 nums 重新排列,使得以下条件均成立:
leetcode.com 2026-06-08
🟡2161.partition-array-according-to-given-pivot
🏷️ Tags
#array #two_pointers #simulation
🟡2161.partition-array-according-to-given-pivot
🏷️ Tags
#array #two_pointers #simulation
Telegraph
partition-array-according-to-given-pivot
You are given a 0-indexed integer array nums and an integer pivot. Rearrange nums such that the following conditions are satisfied:
leetcode.cn 2026-06-14
🟡2130.maximum-twin-sum-of-a-linked-list
🏷️ Tags
#stack #linked_list #two_pointers
🟡2130.maximum-twin-sum-of-a-linked-list
🏷️ Tags
#stack #linked_list #two_pointers
Telegraph
maximum-twin-sum-of-a-linked-list
在一个大小为 n 且 n 为 偶数 的链表中,对于 0 <= i <= (n / 2) - 1 的 i ,第 i 个节点(下标从 0 开始)的孪生节点为第 (n-1-i) 个节点 。
leetcode.com 2026-06-14
🟡2130.maximum-twin-sum-of-a-linked-list
🏷️ Tags
#stack #linked_list #two_pointers
🟡2130.maximum-twin-sum-of-a-linked-list
🏷️ Tags
#stack #linked_list #two_pointers
Telegraph
maximum-twin-sum-of-a-linked-list
In a linked list of size n, where n is even, the ith node (0-indexed) of the linked list is known as the twin of the (n-1-i)th node, if 0 <= i <= (n / 2) - 1.
leetcode.cn 2026-06-15
🟡2095.delete-the-middle-node-of-a-linked-list
🏷️ Tags
#linked_list #two_pointers
🟡2095.delete-the-middle-node-of-a-linked-list
🏷️ Tags
#linked_list #two_pointers
Telegraph
delete-the-middle-node-of-a-linked-list
给你一个链表的头节点 head 。删除 链表的 中间节点 ,并返回修改后的链表的头节点 head 。 长度为 n 链表的中间节点是从头数起第 ⌊n / 2⌋ 个节点(下标从 0 开始),其中 ⌊x⌋ 表示小于或等于 x 的最大整数。
leetcode.com 2026-06-15
🟡2095.delete-the-middle-node-of-a-linked-list
🏷️ Tags
#linked_list #two_pointers
🟡2095.delete-the-middle-node-of-a-linked-list
🏷️ Tags
#linked_list #two_pointers
Telegraph
delete-the-middle-node-of-a-linked-list
You are given the head of a linked list. Delete the middle node, and return the head of the modified linked list. The middle node of a linked list of size n is the ⌊n / 2⌋th node from the start using 0-based indexing, where ⌊x⌋ denotes the largest integer…
leetcode.cn 2026-07-10
🔴3534.path-existence-queries-in-a-graph-ii
🏷️ Tags
#greedy #bit_manipulation #graph #array #two_pointers #binary_search #dynamic_programming #sorting
🔴3534.path-existence-queries-in-a-graph-ii
🏷️ Tags
#greedy #bit_manipulation #graph #array #two_pointers #binary_search #dynamic_programming #sorting
Telegraph
path-existence-queries-in-a-graph-ii
给你一个整数 n,表示图中的节点数量,这些节点按从 0 到 n - 1 编号。 同时给你一个长度为 n 的整数数组 nums,以及一个整数 maxDiff。 如果满足 |nums[i] - nums[j]| <= maxDiff(即 nums[i] 和 nums[j] 的 绝对差 至多为 maxDiff),则节点 i 和节点 j 之间存在一条 无向边 。 此外,给你一个二维整数数组 queries。对于每个 queries[i] = [ui, vi],找到节点 ui 和节点 vi 之间的 最短距离 。如果两节点之间不存在路径,则返回…
leetcode.com 2026-07-10
🔴3534.path-existence-queries-in-a-graph-ii
🏷️ Tags
#greedy #bit_manipulation #graph #array #two_pointers #binary_search #dynamic_programming #sorting
🔴3534.path-existence-queries-in-a-graph-ii
🏷️ Tags
#greedy #bit_manipulation #graph #array #two_pointers #binary_search #dynamic_programming #sorting
Telegraph
path-existence-queries-in-a-graph-ii
You are given an integer n representing the number of nodes in a graph, labeled from 0 to n - 1. You are also given an integer array nums of length n and an integer maxDiff. An undirected edge exists between nodes i and j if the absolute difference between…
leetcode.cn 2026-07-16
🟡3867.sum-of-gcd-of-formed-pairs
🏷️ Tags
#array #math #two_pointers #number_theory #sorting #simulation
🟡3867.sum-of-gcd-of-formed-pairs
🏷️ Tags
#array #math #two_pointers #number_theory #sorting #simulation
Telegraph
sum-of-gcd-of-formed-pairs
给你一个长度为 n 的整数数组 nums。
leetcode.com 2026-07-16
🟡3867.sum-of-gcd-of-formed-pairs
🏷️ Tags
#array #math #two_pointers #number_theory #sorting #simulation
🟡3867.sum-of-gcd-of-formed-pairs
🏷️ Tags
#array #math #two_pointers #number_theory #sorting #simulation
Telegraph
sum-of-gcd-of-formed-pairs
You are given an integer array nums of length n. Construct an array prefixGcd where for each index i:
leetcode.cn 2026-08-08
🟡3302.find-the-lexicographically-smallest-valid-sequence
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
🟡3302.find-the-lexicographically-smallest-valid-sequence
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
Telegraph
find-the-lexicographically-smallest-valid-sequence
给你两个字符串 word1 和 word2 。 如果一个字符串 x 修改 至多 一个字符会变成 y ,那么我们称它与 y 几乎相等 。 如果一个下标序列 seq 满足以下条件,我们称它是 合法的 :
leetcode.com 2026-08-08
🟡3302.find-the-lexicographically-smallest-valid-sequence
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
🟡3302.find-the-lexicographically-smallest-valid-sequence
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
Telegraph
find-the-lexicographically-smallest-valid-sequence
You are given two strings word1 and word2. A string x is called almost equal to y if you can change at most one character in x to make it identical to y. A sequence of indices seq is called valid if:
leetcode.cn 2026-08-28
🔴3734.lexicographically-smallest-palindromic-permutation-greater-than-target
🏷️ Tags
#two_pointers #string #enumeration
🔴3734.lexicographically-smallest-palindromic-permutation-greater-than-target
🏷️ Tags
#two_pointers #string #enumeration
Telegraph
lexicographically-smallest-palindromic-permutation-greater-than-target
给你两个长度均为 n 的字符串 s 和目标字符串 target,它们都由小写英文字母组成。
leetcode.com 2026-08-28
🔴3734.lexicographically-smallest-palindromic-permutation-greater-than-target
🏷️ Tags
#two_pointers #string #enumeration
🔴3734.lexicographically-smallest-palindromic-permutation-greater-than-target
🏷️ Tags
#two_pointers #string #enumeration
Telegraph
lexicographically-smallest-palindromic-permutation-greater-than-target
You are given two strings s and target, each of length n, consisting of lowercase English letters. Return the lexicographically smallest string that is both a palindromic permutation of s and strictly greater than target. If no such permutation exists, return…
leetcode.cn 2026-09-15
🔴2472.maximum-number-of-non-overlapping-palindrome-substrings
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
🔴2472.maximum-number-of-non-overlapping-palindrome-substrings
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
Telegraph
maximum-number-of-non-overlapping-palindrome-substrings
给你一个字符串 s 和一个 正 整数 k 。 从字符串 s 中选出一组满足下述条件且 不重叠 的子字符串:
leetcode.com 2026-09-15
🔴2472.maximum-number-of-non-overlapping-palindrome-substrings
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
🔴2472.maximum-number-of-non-overlapping-palindrome-substrings
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
Telegraph
maximum-number-of-non-overlapping-palindrome-substrings
You are given a string s and a positive integer k. Select a set of non-overlapping substrings from the string s that satisfy the following conditions:
leetcode.cn 2026-11-05
🟢1385.find-the-distance-value-between-two-arrays
🏷️ Tags
#array #two_pointers #binary_search #sorting
🟢1385.find-the-distance-value-between-two-arrays
🏷️ Tags
#array #two_pointers #binary_search #sorting
Telegraph
find-the-distance-value-between-two-arrays
给你两个整数数组 arr1 , arr2 和一个整数 d ,请你返回两个数组之间的 距离值 。 「距离值」 定义为符合此距离要求的元素数目:对于元素 arr1[i] ,不存在任何元素 arr2[j] 满足 |arr1[i]-arr2[j]| <= d 。 示例 1: 输入:arr1 = [4,5,8], arr2 = [10,9,1,8], d = 2 输出:2 解释: 对于 arr1[0]=4 我们有: |4-10|=6 > d=2 |4-9|=5 > d=2 |4-1|=3 > d=2 |4-8|=4…
leetcode.com 2026-11-05
🟢1385.find-the-distance-value-between-two-arrays
🏷️ Tags
#array #two_pointers #binary_search #sorting
🟢1385.find-the-distance-value-between-two-arrays
🏷️ Tags
#array #two_pointers #binary_search #sorting
Telegraph
find-the-distance-value-between-two-arrays
Given two integer arrays arr1 and arr2, and the integer d, return the distance value between the two arrays. The distance value is defined as the number of elements arr1[i] such that there is not any element arr2[j] where |arr1[i]-arr2[j]| <= d. Example…