LeetCode 25xx
LeetCode problems 2500–2599
LeetCode 25xx
| # | Problem | Difficulty | Time | Notes |
|---|---|---|---|---|
| 2500 | Delete Greatest Value in Each Row | 🟢 Easy | 44s | The problem presents an m x n matrix grid of positive integers and … |
| 2501 | Longest Square Streak in an Array | 🟡 Medium | 52s | The problem asks us to identify the longest square streak in an arr… |
| 2502 | Design Memory Allocator | 🟡 Medium | 46s | The problem requires designing a memory allocator that manages a fi… |
| 2503 | Maximum Number of Points From Grid Queries | 🔴 Hard | 45s | The problem asks us to calculate the maximum number of points that … |
| 2504 | Concatenate the Name and the Profession | 🟢 Easy | 48s | The problem asks us to transform data in a SQL table named Person. … |
| 2505 | Bitwise OR of All Subsequence Sums | 🟡 Medium | 1m 2s | This problem asks us to compute the bitwise OR of every possible su… |
| 2506 | Count Pairs Of Similar Strings | 🟢 Easy | 1m 7s | The problem gives us an array of strings called words. We must coun… |
| 2507 | Smallest Value After Replacing With Sum of Prime Factors | 🟡 Medium | 49s | The problem asks us to repeatedly replace a number n with the sum o… |
| 2508 | Add Edges to Make Degrees of All Nodes Even | 🔴 Hard | 1m 33s | The problem gives us an undirected graph with n nodes and a list of… |
| 2509 | Cycle Length Queries in a Tree | 🔴 Hard | 1m 20s | The problem gives us a complete binary tree where nodes are labeled… |
| 2510 | Check if There is a Path With Equal Number of 0's And 1's | 🟡 Medium | 45s | This problem asks us to determine if there exists a path in a binar… |
| 2511 | Maximum Enemy Forts That Can Be Captured | 🟢 Easy | 1m 12s | In this problem, we are given an array called forts, where each pos… |
| 2512 | Reward Top K Students | 🟡 Medium | 45s | The problem asks us to compute a ranking of students based on textu… |
| 2513 | Minimize the Maximum of Two Arrays | 🟡 Medium | 1m 17s | The problem gives us two empty arrays, arr1 and arr2, and asks us t… |
| 2514 | Count Anagrams | 🔴 Hard | 1m 17s | The problem asks us to count how many distinct anagram sentences ca… |
| 2515 | Shortest Distance to Target String in a Circular Array | 🟢 Easy | 51s | The problem asks us to find the shortest distance from a given star… |
| 2516 | Take K of Each Character From Left and Right | 🟡 Medium | 51s | The problem asks us to determine the minimum number of characters t… |
| 2517 | Maximum Tastiness of Candy Basket | 🟡 Medium | 1m 15s | The problem gives us an array price where each element represents t… |
| 2518 | Number of Great Partitions | 🔴 Hard | 1m | The problem requires us to partition an array of positive integers … |
| 2519 | Count the Number of K-Big Indices | 🔴 Hard | 1m 19s | This problem asks us to determine how many indices in an array sati… |
| 2520 | Count the Digits That Divide a Number | 🟢 Easy | 55s | The problem asks us to determine, given a positive integer num, how… |
| 2521 | Distinct Prime Factors of Product of Array | 🟡 Medium | 44s | The problem asks us to compute the number of distinct prime factors… |
| 2522 | Partition String Into Substrings With Values at Most K | 🟡 Medium | 1m 10s | The problem gives us a numeric string s, where every character is a… |
| 2523 | Closest Prime Numbers in Range | 🟡 Medium | 1m 15s | The problem asks us to find two prime numbers inside a given inclus… |
| 2524 | Maximum Frequency Score of a Subarray | 🔴 Hard | 48s | The problem asks us to compute the maximum frequency score among al… |
| 2525 | Categorize Box According to Criteria | 🟢 Easy | 53s | The problem requires categorizing a box based on its dimensions and… |
| 2526 | Find Consecutive Integers from a Data Stream | 🟡 Medium | 57s | The problem asks us to design a data structure that continuously pr… |
| 2527 | Find Xor-Beauty of Array | 🟡 Medium | 59s | The problem defines a special value called the "effective value" fo… |
| 2527 | Find Xor-Beauty of Array | 🟡 Medium | 1m 31s | The problem defines a function over all ordered triplets of indices… |
| 2528 | Maximize the Minimum Powered City | 🔴 Hard | 51s | The problem asks us to determine the maximum possible minimum power… |
| 2529 | Maximum Count of Positive Integer and Negative Integer | 🟢 Easy | 8m 19s | The problem gives us a sorted integer array nums in non-decreasing … |
| 2530 | Maximal Score After Applying K Operations | 🟡 Medium | 52s | The problem asks us to maximize a score after performing exactly k … |
| 2531 | Make Number of Distinct Characters Equal | 🟡 Medium | 1m 21s | The problem is a pure inequality with a geometric constraint. The c… |
| 2532 | Time to Cross a Bridge | 🔴 Hard | 57s | The problem asks us to simulate a scenario in which k workers trans… |
| 2533 | Number of Good Binary Strings | 🟡 Medium | 45s | The problem asks us to count how many binary strings satisfy a very… |
| 2534 | Time Taken to Cross the Door | 🔴 Hard | 1m 26s | This problem asks us to simulate how people pass through a single d… |
| 2535 | Difference Between Element Sum and Digit Sum of an Array | 🟢 Easy | 2m 53s | The problem gives us an array of positive integers called nums. We … |
| 2536 | Increment Submatrices by One | 🟡 Medium | 20m 33s | LeetCode 2536: Increment Submatrices by One (Medium) |
| 2537 | Count the Number of Good Subarrays | 🟡 Medium | 20m 26s | LeetCode 2537: Count the Number of Good Subarrays (Medium) |
| 2538 | Difference Between Maximum and Minimum Price Sum | 🔴 Hard | 3m 2s | We are given an undirected tree with n nodes. Every node has a pric… |
| 2539 | Count the Number of Good Subsequences | 🟡 Medium | 20m 37s | LeetCode 2539: Count the Number of Good Subsequences (Medium) |
| 2540 | Minimum Common Value | 🟢 Easy | 1m 32s | The problem gives us two integer arrays, nums1 and nums2, and both … |
| 2541 | Minimum Operations to Make Array Equal II | 🟡 Medium | 20m 25s | LeetCode 2541: Minimum Operations to Make Array Equal II (Medium) |
| 2542 | Maximum Subsequence Score | 🟡 Medium | 1m 29s | The problem gives us two integer arrays, nums1 and nums2, both of t… |
| 2543 | Check if Point Is Reachable | 🔴 Hard | 1m 9s | The problem gives us an infinite two dimensional grid and asks whet… |
| 2544 | Alternating Digit Sum | 🟢 Easy | 57s | The problem asks us to compute an alternating sum of the digits of … |
| 2545 | Sort the Students by Their Kth Score | 🟡 Medium | 2m 19s | In this problem, we are given a matrix named score with dimensions … |
| 2546 | Apply Bitwise Operations to Make Strings Equal | 🟡 Medium | 2m 19s | The problem provides two binary strings, s and target, of equal len… |
| 2547 | Minimum Cost to Split an Array | 🔴 Hard | 1m 32s | The problem asks us to split the array nums into one or more contig… |
| 2548 | Maximum Price to Fill a Bag | 🟡 Medium | 1m | The problem is asking us to maximize the total price of items place… |
| 2549 | Count Distinct Numbers on Board | 🟢 Easy | 1m | The problem starts with a single integer n written on a board. Ever… |
| 2550 | Count Collisions of Monkeys on a Polygon | 🟡 Medium | 1m 5s | In this problem, we have a regular polygon with n vertices, and eac… |
| 2551 | Put Marbles in Bags | 🔴 Hard | 50s | The problem asks us to distribute weights.length marbles into k con… |
| 2552 | Count Increasing Quadruplets | 🔴 Hard | 3m 43s | The problem asks us to count the number of increasing quadruplets (… |
| 2553 | Separate the Digits in an Array | 🟢 Easy | 44s | This problem asks us to take an array of positive integers, nums, a… |
| 2554 | Maximum Number of Integers to Choose From a Range I | 🟡 Medium | 1m 16s | The problem gives us three inputs: - banned, an array of integers t… |
| 2555 | Maximize Win From Two Segments | 🟡 Medium | 1m 20s | The problem gives us a sorted array prizePositions, where each valu… |
| 2556 | Disconnect Path in a Binary Matrix by at Most One Flip | 🟡 Medium | 51s | The problem is asking whether it is possible to disconnect a path f… |
| 2557 | Maximum Number of Integers to Choose From a Range II | 🟡 Medium | 54s | The problem is asking to select the maximum number of integers from… |
| 2558 | Take Gifts From the Richest Pile | 🟢 Easy | 3m 31s | The problem presents a scenario where we have multiple piles of gif… |
| 2559 | Count Vowel Strings in Ranges | 🟡 Medium | 1m 22s | The problem gives us an array of strings called words and a list of… |
| 2560 | House Robber IV | 🟡 Medium | 55s | The problem describes a scenario where a robber wants to steal from… |
| 2561 | Rearranging Fruits | 🔴 Hard | 1m 13s | This problem gives us two arrays, basket1 and basket2, where each e… |
| 2562 | Find the Array Concatenation Value | 🟢 Easy | 7m 50s | The problem is asking us to compute a special sum over a given arra… |
| 2563 | Count the Number of Fair Pairs | 🟡 Medium | 2m 20s | The problem asks us to count how many pairs of indices (i, j) satis… |
| 2564 | Substring XOR Queries | 🟡 Medium | 1m 12s | The problem gives us a binary string s and a list of queries. Each … |
| 2565 | Subsequence With the Minimum Score | 🔴 Hard | 46s | This problem is long and deserves a detailed explanation to do it p… |
| 2566 | Maximum Difference by Remapping a Digit | 🟢 Easy | 1m 4s | The problem asks us to maximize the difference between two numbers … |
| 2567 | Minimum Score by Changing Two Elements | 🟡 Medium | 52s | The problem asks us to manipulate an array of integers, nums, in a … |
| 2568 | Minimum Impossible OR | 🟡 Medium | 48s | The problem asks us to find the smallest positive integer that cann… |
| 2569 | Handling Sum Queries After Update | 🔴 Hard | 1m 22s | This problem gives us two arrays, nums1 and nums2, both of the same… |
| 2570 | Merge Two 2D Arrays by Summing Values | 🟢 Easy | 1m 2s | The problem gives us two sorted 2D integer arrays, nums1 and nums2,… |
| 2571 | Minimum Operations to Reduce an Integer to 0 | 🟡 Medium | 45s | The problem asks us to find the minimum number of operations requir… |
| 2572 | Count the Number of Square-Free Subsets | 🟡 Medium | 59s | The problem asks us to count all non-empty subsets of a given array… |
| 2573 | Find the String with LCP | 🔴 Hard | 1m 25s | The problem gives us an n x n matrix called lcp, where: - lcp[i][j]… |
| 2574 | Left and Right Sum Differences | 🟢 Easy | 51s | The problem asks us to compute the absolute difference between the … |
| 2575 | Find the Divisibility Array of a String | 🟡 Medium | 1m 14s | The problem gives us a numeric string word and an integer m. For ev… |
| 2576 | Find the Maximum Number of Marked Indices | 🟡 Medium | 42s | This problem asks us to maximize the number of indices in an array … |
| 2577 | Minimum Time to Visit a Cell In a Grid | 🔴 Hard | 48s | That is a long, multi-section technical guide. To make sure I targe… |
| 2578 | Split With Minimum Sum | 🟢 Easy | 52s | The problem asks us to take a positive integer num and split its di… |
| 2579 | Count Total Number of Colored Cells | 🟡 Medium | 56s | The problem describes a process of coloring cells on an infinite tw… |
| 2580 | Count Ways to Group Overlapping Ranges | 🟡 Medium | 1m 10s | The problem gives us a list of integer ranges, where each range rep… |
| 2581 | Count Number of Possible Root Nodes | 🔴 Hard | 1m 23s | This problem gives us an undirected tree with n nodes and a list of… |
| 2582 | Pass the Pillow | 🟢 Easy | 1m | The problem describes a line of n people, numbered sequentially fro… |
| 2583 | Kth Largest Sum in a Binary Tree | 🟡 Medium | 1m 13s | The problem gives us the root of a binary tree and an integer k. Fo… |
| 2584 | Split the Array to Make Coprime Products | 🔴 Hard | 44s | The problem is asking us to find a valid split point in an array nu… |
| 2585 | Number of Ways to Earn Points | 🔴 Hard | 55s | This problem is essentially asking how many distinct ways we can se… |
| 2586 | Count the Number of Vowel Strings in Range | 🟢 Easy | 1m 1s | The problem gives us an array of lowercase strings called words and… |
| 2587 | Rearrange Array to Maximize Prefix Score | 🟡 Medium | 1m 4s | The problem gives us a 0-indexed array of integers, nums, which can… |
| 2588 | Count the Number of Beautiful Subarrays | 🟡 Medium | 6m 11s | The problem gives us an array nums, and we are allowed to repeatedl… |
| 2589 | Minimum Time to Complete All Tasks | 🔴 Hard | 58s | This problem is asking us to determine the minimum amount of time t… |
| 2590 | Design a Todo List | 🟡 Medium | 1m 19s | This problem asks us to design a small task management system, simi… |
| 2591 | Distribute Money to Maximum Children | 🟢 Easy | 1m 57s | Problem Understanding |
| 2592 | Maximize Greatness of an Array | 🟡 Medium | 1m 3s | Here is the complete, detailed technical solution guide for LeetCod… |
| 2593 | Find Score of an Array After Marking All Elements | 🟡 Medium | 1m | Here is a comprehensive, detailed technical solution guide for Leet… |
| 2594 | Minimum Time to Repair Cars | 🟡 Medium | 1m 8s | The problem gives us a list of mechanics, where each mechanic has a… |
| 2595 | Number of Even and Odd Bits | 🟢 Easy | 1m 40s | The problem asks us to analyze the binary representation of a posit… |
| 2596 | Check Knight Tour Configuration | 🟡 Medium | 1m 14s | The problem gives us an n x n matrix called grid, where every numbe… |
| 2597 | The Number of Beautiful Subsets | 🟡 Medium | 1m 13s | The problem asks us to count how many non-empty subsets of the arra… |
| 2598 | Smallest Missing Non-negative Integer After Operations | 🟡 Medium | 1m 11s | That is a long, structured technical guide with multiple required s… |
| 2599 | Make the Prefix Sum Non-negative | 🟡 Medium | 48s | The problem asks us to manipulate an array of integers, nums, so th… |