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原题链接在这里：https://leetcode.com/problems/maximum-sum-circular-subarray/description/ 题目： Given a circular integer array nums of length n, return the maxim
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posted @ 2024-05-17 10:40
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/merge-in-between-linked-lists/description/ 题目： You are given two linked lists: list1 and list2 of sizes n and m
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posted @ 2024-05-16 11:45
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/number-of-even-and-odd-bits/description/ 题目： You are given a positive integer n. Let even denote the number of e
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posted @ 2024-05-16 11:14
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/find-all-groups-of-farmland/description/ 题目： You are given a 0-indexed m x n binary matrix land where a 0 repres
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posted @ 2024-05-15 12:15
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/find-common-elements-between-two-arrays/description/ 题目： You are given two 0-indexed integer arrays nums1 and nu
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posted @ 2024-05-14 09:12
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/number-of-wonderful-substrings/description/ 题目： A wonderful string is a string where at most one letter appears
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posted @ 2024-05-14 08:57
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/element-appearing-more-than-25-in-sorted-array/description/ 题目： Given an integer array sorted in non-decreasing
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posted @ 2024-05-13 09:06
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/maximum-number-of-intersections-on-the-chart/description/ 题目： There is a line chart consisting of n points conne
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posted @ 2024-05-13 08:57
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/mice-and-cheese/description/ 题目： There are two mice and n different types of cheese, each type of cheese should
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posted @ 2024-05-13 07:03
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/maximum-subarray-sum-with-one-deletion/description/ 题目： Given an array of integers, return the maximum sum for a
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posted @ 2024-05-09 12:37
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/count-hills-and-valleys-in-an-array/description/ 题目： You are given a 0-indexed integer array nums. An index i is
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posted @ 2024-05-09 11:08
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/check-if-an-original-string-exists-given-two-encoded-strings/description/ 题目： An original string, consisting of
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posted @ 2024-05-07 12:33
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/the-number-of-beautiful-subsets/description/ 题目： You are given an array nums of positive integers and a positive
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posted @ 2024-05-06 11:15
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/maximum-sum-bst-in-binary-tree/description/ 题目： Given a binary tree root, return the maximum sum of all keys of
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posted @ 2024-05-05 23:23
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/jump-game-v/description/ 题目： Given an array of integers arr and an integer d. In one step you can jump from inde
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posted @ 2024-04-22 00:59
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/rank-transform-of-an-array/description/ 题目： Given an array of integers arr, replace each element with its rank.
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posted @ 2024-04-21 22:48
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/spiral-matrix-iv/description/ 题目： You are given two integers m and n, which represent the dimensions of a matrix
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posted @ 2024-04-21 10:43
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/diagonal-traverse-ii/description/ 题目： Given a 2D integer array nums, return all elements of nums in diagonal ord
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posted @ 2024-04-21 10:04
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/sum-of-nodes-with-even-valued-grandparent/description/ 题目： Given the root of a binary tree, return the sum of va
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posted @ 2024-04-17 12:45
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/minimum-time-to-collect-all-apples-in-a-tree/description/ 题目： Given an undirected tree consisting of n vertices
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posted @ 2024-04-15 10:29
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/number-of-visible-people-in-a-queue/description/ 题目： There are n people standing in a queue, and they numbered f
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posted @ 2024-04-09 11:39
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/split-message-based-on-limit/description/ 题目： You are given a string, message, and a positive integer, limit. Yo
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posted @ 2024-04-07 11:36
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/find-the-kth-smallest-sum-of-a-matrix-with-sorted-rows/description/ 题目： You are given an m x n matrix mat that h
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posted @ 2024-04-07 10:21
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/minimum-number-of-days-to-make-m-bouquets/description/ 题目： You are given an integer array bloomDay, an integer m
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posted @ 2024-04-07 00:01
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/cutting-ribbons/description/ 题目： You are given an integer array ribbons, where ribbons[i] represents the length
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posted @ 2024-04-06 23:32
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/kth-missing-positive-number/description/ 题目： Given an array arr of positive integers sorted in a strictly increa
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posted @ 2024-04-05 10:33
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/maximum-sum-of-distinct-subarrays-with-length-k/description/ 题目： You are given an integer array nums and an inte
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posted @ 2024-04-03 11:32
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/number-of-substrings-containing-all-three-characters/description/ 题目： Given a string s consisting only of charac
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posted @ 2024-04-03 11:01
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/sort-array-by-parity/description/ 题目： Given an integer array nums, move all the even integers at the beginning o
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posted @ 2024-04-01 10:57
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/adding-spaces-to-a-string/description/ 题目： You are given a 0-indexed string s and a 0-indexed integer array spac
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posted @ 2024-04-01 10:45
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/product-of-two-run-length-encoded-arrays/description/ 题目： Run-length encoding is a compression algorithm that al
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posted @ 2024-03-31 00:46
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/making-a-large-island/description/ 题目： You are given an n x n binary matrix grid. You are allowed to change at m
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posted @ 2024-03-25 03:32
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/shortest-path-in-a-hidden-grid/description/ 题目： This is an interactive problem. There is a robot in a hidden gri
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posted @ 2024-03-24 09:55
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/sum-of-distances-in-tree/description/ 题目： There is an undirected connected tree with n nodes labeled from 0 to n
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posted @ 2024-03-23 23:18
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/count-nodes-equal-to-average-of-subtree/description/ 题目： Given the root of a binary tree, return the number of n
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posted @ 2024-03-21 11:22
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/maximum-level-sum-of-a-binary-tree/description/ 题目： Given the root of a binary tree, the level of its root is 1,
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posted @ 2024-03-20 10:35
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/recover-a-tree-from-preorder-traversal/description/ 题目： We run a preorder depth-first search (DFS) on the root o
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posted @ 2024-03-20 10:08
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/print-immutable-linked-list-in-reverse/description/题目： You are given an immutable linked list, print out all val
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posted @ 2024-03-18 05:35
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/design-skiplist/description/ 题目： Design a Skiplist without using any built-in libraries. A skiplist is a data st
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posted @ 2024-03-18 02:42
Dylan_Java_NYC
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原题链接在这里：https://leetcode.com/problems/dot-product-of-two-sparse-vectors/description/ 题目： Given two sparse vectors, compute their dot product. Implemen
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posted @ 2024-03-03 03:48
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