LeetCode 22xx
LeetCode problems 2200–2299
LeetCode 22xx
| # | Problem | Difficulty | Time | Notes |
|---|---|---|---|---|
| 2200 | Find All K-Distant Indices in an Array | 🟢 Easy | 47s | The problem requires identifying all indices in an array nums that … |
| 2201 | Count Artifacts That Can Be Extracted | 🟡 Medium | 1m 30s | This problem models an excavation process on a square n x n grid. S… |
| 2202 | Maximize the Topmost Element After K Moves | 🟡 Medium | 1m 19s | In this problem, we are given a pile of integers represented as an … |
| 2203 | Minimum Weighted Subgraph With the Required Paths | 🔴 Hard | 2m 43s | This problem gives us a weighted directed graph with n nodes and a … |
| 2204 | Distance to a Cycle in Undirected Graph | 🔴 Hard | 1m 27s | This problem gives us a connected undirected graph with n nodes and… |
| 2205 | The Number of Users That Are Eligible for Discount | 🟢 Easy | 1m 51s | The problem gives us a table named Purchases, where each row repres… |
| 2206 | Divide Array Into Equal Pairs | 🟢 Easy | 2m 19s | The problem gives us an integer array nums containing exactly 2 n e… |
| 2207 | Maximize Number of Subsequences in a String | 🟡 Medium | 2m 1s | This problem asks us to maximize the number of times a two-characte… |
| 2208 | Minimum Operations to Halve Array Sum | 🟡 Medium | 7m 36s | This problem asks us to repeatedly reduce numbers in an array until… |
| 2209 | Minimum White Tiles After Covering With Carpets | 🔴 Hard | 43s | The problem presents a binary string floor representing a row of ti… |
| 2210 | Count Hills and Valleys in an Array | 🟢 Easy | 40s | The problem asks us to identify hills and valleys in an integer arr… |
| 2211 | Count Collisions on a Road | 🟡 Medium | 1m 13s | The problem describes a one dimensional road containing cars positi… |
| 2212 | Maximum Points in an Archery Competition | 🟡 Medium | 46s | The problem is asking us to determine the optimal way for Bob to di… |
| 2213 | Longest Substring of One Repeating Character | 🔴 Hard | 3m 11s | The problem gives us an initial string s and a sequence of update o… |
| 2214 | Minimum Health to Beat Game | 🟡 Medium | 50s | The problem presents a sequential game consisting of n levels, wher… |
| 2215 | Find the Difference of Two Arrays | 🟢 Easy | 1m 10s | This problem asks us to compare two integer arrays and identify the… |
| 2216 | Minimum Deletions to Make Array Beautiful | 🟡 Medium | 39s | The problem asks us to transform a given integer array nums into a … |
| 2217 | Find Palindrome With Fixed Length | 🟡 Medium | 6m 49s | The problem asks us to find the k-th smallest positive palindrome o… |
| 2218 | Maximum Value of K Coins From Piles | 🔴 Hard | 3m 40s | This problem asks us to maximize the total value of coins collected… |
| 2219 | Maximum Sum Score of Array | 🟡 Medium | 1m 18s | The problem gives us a 0-indexed integer array nums of length n and… |
| 2220 | Minimum Bit Flips to Convert Number | 🟢 Easy | 42s | The problem asks us to determine the minimum number of bit flips re… |
| 2221 | Find Triangular Sum of an Array | 🟡 Medium | 56s | The problem asks us to compute the triangular sum of an array of di… |
| 2222 | Number of Ways to Select Buildings | 🟡 Medium | 4m 10s | The problem asks us to count the number of ways to select exactly 3… |
| 2223 | Sum of Scores of Built Strings | 🔴 Hard | 2m 48s | The problem gives us a final string s and describes a process where… |
| 2224 | Minimum Number of Operations to Convert Time | 🟢 Easy | 1m 11s | The problem asks us to calculate the minimum number of operations t… |
| 2225 | Find Players With Zero or One Losses | 🟡 Medium | 1m 36s | The problem gives us a list of match results. Each match is represe… |
| 2226 | Maximum Candies Allocated to K Children | 🟡 Medium | 1m 3s | This problem asks us to determine the largest number of candies tha… |
| 2227 | Encrypt and Decrypt Strings | 🔴 Hard | 5m 31s | This problem asks us to implement an Encrypter class that can both … |
| 2228 | Users With Two Purchases Within Seven Days | 🟡 Medium | 55s | The problem requires identifying users who made at least two purcha… |
| 2229 | Check if an Array Is Consecutive | 🟢 Easy | 1m 21s | The problem asks us to determine whether an integer array forms a p… |
| 2230 | The Users That Are Eligible for Discount | 🟢 Easy | 1m 22s | This problem asks us to identify all users who qualify for a discou… |
| 2231 | Largest Number After Digit Swaps by Parity | 🟢 Easy | 1m 15s | The problem gives us a positive integer num and allows us to swap d… |
| 2232 | Minimize Result by Adding Parentheses to Expression | 🟡 Medium | 53s | The problem presents a string expression in the form "<num1+<num2",… |
| 2233 | Maximum Product After K Increments | 🟡 Medium | 1m 22s | The problem asks us to maximize the product of an array of non-nega… |
| 2234 | Maximum Total Beauty of the Gardens | 🔴 Hard | 1m 21s | In this problem, we are given several gardens, where flowers[i] rep… |
| 2235 | Add Two Integers | 🟢 Easy | 37s | The problem is asking for the sum of two integers num1 and num2. In… |
| 2236 | Root Equals Sum of Children | 🟢 Easy | 52s | This problem gives us a binary tree that always contains exactly th… |
| 2237 | Count Positions on Street With Required Brightness | 🟡 Medium | 36s | The problem describes a street represented by positions from 0 to n… |
| 2238 | Number of Times a Driver Was a Passenger | 🟡 Medium | 39s | The problem provides a table Rides that records rides between drive… |
| 2239 | Find Closest Number to Zero | 🟢 Easy | 57s | The problem gives us an integer array nums, and we need to return t… |
| 2240 | Number of Ways to Buy Pens and Pencils | 🟡 Medium | 54s | The problem asks us to determine the number of distinct ways to spe… |
| 2241 | Design an ATM Machine | 🟡 Medium | 1m 9s | The problem asks us to design a simulation of an ATM machine that c… |
| 2242 | Maximum Score of a Node Sequence | 🔴 Hard | 1m 21s | The problem gives us an undirected graph with n nodes. Each node ha… |
| 2243 | Calculate Digit Sum of a String | 🟢 Easy | 55s | This problem asks us to repeatedly transform a numeric string until… |
| 2244 | Minimum Rounds to Complete All Tasks | 🟡 Medium | 2m 19s | Here is a complete, detailed technical solution guide for LeetCode … |
| 2245 | Maximum Trailing Zeros in a Cornered Path | 🟡 Medium | 2m 21s | This problem asks us to find a path in a matrix whose product conta… |
| 2246 | Longest Path With Different Adjacent Characters | 🔴 Hard | 3m 8s | The problem gives a tree with n nodes labeled 0 to n-1, rooted at n… |
| 2247 | Maximum Cost of Trip With K Highways | 🔴 Hard | 2m 20s | The problem gives us an undirected weighted graph with n cities and… |
| 2248 | Intersection of Multiple Arrays | 🟢 Easy | 39s | The problem is asking us to find the intersection of multiple array… |
| 2249 | Count Lattice Points Inside a Circle | 🟡 Medium | 42s | The problem asks us to determine how many lattice points lie inside… |
| 2250 | Count Number of Rectangles Containing Each Point | 🟡 Medium | 1m 2s | Here is the complete, detailed technical solution guide for LeetCod… |
| 2251 | Number of Flowers in Full Bloom | 🔴 Hard | 38s | The problem asks us to determine, for a list of people arriving at … |
| 2252 | Dynamic Pivoting of a Table | 🔴 Hard | 1m 12s | This problem requires implementing a SQL-style pivot operation prog… |
| 2253 | Dynamic Unpivoting of a Table | 🔴 Hard | 1m 13s | This problem asks us to transform a wide table into a normalized ro… |
| 2254 | Design Video Sharing Platform | 🔴 Hard | 6m 4s | Certainly. Here is a complete, detailed technical solution guide fo… |
| 2255 | Count Prefixes of a Given String | 🟢 Easy | 1m 9s | The problem asks us to determine how many strings in a given array … |
| 2256 | Minimum Average Difference | 🟡 Medium | 1m 15s | In this problem, we are given a 0-indexed integer array nums, and f… |
| 2257 | Count Unguarded Cells in the Grid | 🟡 Medium | 1m 16s | This problem gives us an m x n grid containing three types of cells… |
| 2258 | Escape the Spreading Fire | 🔴 Hard | 1m 26s | This problem asks us to determine how long we can safely wait befor… |
| 2259 | Remove Digit From Number to Maximize Result | 🟢 Easy | 1m 15s | The problem gives us a string called number, which represents a pos… |
| 2260 | Minimum Consecutive Cards to Pick Up | 🟡 Medium | 1m 9s | The problem gives an integer array cards, where each number represe… |
| 2261 | K Divisible Elements Subarrays | 🟡 Medium | 44s | This problem requires counting the number of distinct subarrays of … |
| 2262 | Total Appeal of A String | 🔴 Hard | 1m 28s | The problem asks us to calculate the total appeal of all substrings… |
| 2263 | Make Array Non-decreasing or Non-increasing | 🔴 Hard | 48s | The problem asks us to transform a given integer array nums into ei… |
| 2264 | Largest 3-Same-Digit Number in String | 🟢 Easy | 6m 20s | The problem requires identifying the largest "good" integer from a … |
| 2265 | Count Nodes Equal to Average of Subtree | 🟡 Medium | 6m 13s | This problem asks us to count how many nodes in a binary tree satis… |
| 2266 | Count Number of Texts | 🟡 Medium | 45s | The problem requires determining how many possible text messages Al… |
| 2267 | Check if There Is a Valid Parentheses String Path | 🔴 Hard | 40s | This problem is asking us to determine whether there exists a path … |
| 2268 | Minimum Number of Keypresses | 🟡 Medium | 44s | The problem asks us to determine the minimum number of keypresses r… |
| 2269 | Find the K-Beauty of a Number | 🟢 Easy | 56s | The problem asks us to calculate the k-beauty of a given integer nu… |
| 2270 | Number of Ways to Split Array | 🟡 Medium | 52s | The problem asks us to determine the number of ways to split a give… |
| 2271 | Maximum White Tiles Covered by a Carpet | 🟡 Medium | 1m 19s | That is a long-form reference guide request. To avoid truncation an… |
| 2272 | Substring With Largest Variance | 🔴 Hard | 1m 13s | This problem asks us to find the maximum possible variance among al… |
| 2273 | Find Resultant Array After Removing Anagrams | 🟢 Easy | 1m 5s | This problem asks us to repeatedly remove words from an array when … |
| 2274 | Maximum Consecutive Floors Without Special Floors | 🟡 Medium | 1m 27s | The problem gives us a range of rented floors in a building, from b… |
| 2275 | Largest Combination With Bitwise AND Greater Than Zero | 🟡 Medium | 1m 3s | The problem asks us to find the largest possible group of numbers f… |
| 2276 | Count Integers in Intervals | 🔴 Hard | 1m 16s | This problem asks us to design a data structure that dynamically ma… |
| 2277 | Closest Node to Path in Tree | 🔴 Hard | 46s | The problem is asking us to process queries on a tree structure. Ea… |
| 2278 | Percentage of Letter in String | 🟢 Easy | 40s | This problem asks us to calculate the percentage of a given charact… |
| 2279 | Maximum Bags With Full Capacity of Rocks | 🟡 Medium | 45s | The problem presents n bags, each with a defined maximum capacity a… |
| 2280 | Minimum Lines to Represent a Line Chart | 🟡 Medium | 1m 18s | In this problem, we are given a list of stock prices over different… |
| 2281 | Sum of Total Strength of Wizards | 🔴 Hard | 1m 29s | The problem asks us to compute the sum of total strengths across ev… |
| 2282 | Number of People That Can Be Seen in a Grid | 🟡 Medium | 47s | The problem asks us to determine, for each person in a 2D grid of h… |
| 2283 | Check if Number Has Equal Digit Count and Digit Value | 🟢 Easy | 41s | This problem asks us to verify a self-descriptive property of a str… |
| 2284 | Sender With Largest Word Count | 🟡 Medium | 57s | The problem asks us to analyze a chat log containing n messages and… |
| 2285 | Maximum Total Importance of Roads | 🟡 Medium | 55s | Here is the complete technical solution guide for LeetCode 2285 fol… |
| 2286 | Booking Concert Tickets in Groups | 🔴 Hard | 1m 42s | The problem asks us to design a ticket reservation system for a con… |
| 2287 | Rearrange Characters to Make Target String | 🟢 Easy | 1m 22s | The problem gives us two strings, s and target. We are allowed to t… |
| 2288 | Apply Discount to Prices | 🟡 Medium | 44s | The problem asks us to process a string representing a sentence con… |
| 2289 | Steps to Make Array Non-decreasing | 🟡 Medium | 47s | The problem asks us to determine how many steps it takes to make a … |
| 2290 | Minimum Obstacle Removal to Reach Corner | 🔴 Hard | 1m 20s | This problem gives us a 2D grid where every cell is either empty or… |
| 2291 | Maximum Profit From Trading Stocks | 🟡 Medium | 1m 9s | The problem gives us two arrays, present and future, where each ind… |
| 2292 | Products With Three or More Orders in Two Consecutive Years | 🟡 Medium | 1m 17s | This problem provides a table named Orders, where each row represen… |
| 2293 | Min Max Game | 🟢 Easy | 52s | This problem asks us to repeatedly transform an array until only on… |
| 2294 | Partition Array Such That Maximum Difference Is K | 🟡 Medium | 1m 27s | The problem gives us an integer array nums and an integer k. We mus… |
| 2295 | Replace Elements in an Array | 🟡 Medium | 51s | The problem asks us to perform a series of replacement operations o… |
| 2296 | Design a Text Editor | 🔴 Hard | 1m 13s | This problem asks us to design a simplified text editor that suppor… |
| 2297 | Jump Game VIII | 🟡 Medium | 1m 27s | This problem asks us to compute the minimum total cost required to … |
| 2298 | Tasks Count in the Weekend | 🟡 Medium | 1m 14s | This problem provides a database table named Tasks, where each row … |
| 2299 | Strong Password Checker II | 🟢 Easy | 1m 3s | The problem asks us to determine whether a given password string sa… |