Skip to content

For employers Sign in

Make and follow sheets.Sign in

Problems

2,133 problems

Has video Premium only Reset

Array1,212 Hash Table473 String437 Math331 Greedy330 Dynamic Programming327 Sorting302 Depth-First Search208 Binary Search189 Breadth-First Search166 Matrix163 Tree158 Prefix Sum155 Two Pointers150 Database137 All topics

Medium · 2,133 results

Sign in to see which of these you have solved.Sign in

TitleSolutionAcceptDifficultyTopics

3138. Minimum Length of Anagram ConcatenationVideo

Solution39.8%Medium

Counting, Hash Table +1· 2 companies

3140. Consecutive Available Seats IIVideoPremium

Solution55.8%Medium

3143. Maximum Points Inside the SquareVideo

Solution39.9%Medium

Array, Binary Search +3· 1 company

3144. Minimum Substring Partition of Equal Character FrequencyVideo

Solution40.5%Medium

Counting, Dynamic Programming +2· 4 companies

3147. Taking Maximum Energy From the Mystic DungeonVideo

Solution61.0%Medium

Array, Prefix Sum· 5 companies

3148. Maximum Difference Score in a GridVideo

Solution48.4%Medium

Array, Dynamic Programming +1· 1 company

3152. Special Array IIVideo

Solution45.8%Medium

Array, Binary Search +1· 4 companies

3153. Sum of Digit Differences of All PairsVideo

Solution43.3%Medium

Array, Counting +2· 2 companies

3155. Maximum Number of Upgradable ServersVideoPremium

Solution43.8%Medium

Array, Binary Search +1· 1 company

3157. Find the Level of Tree with Minimum SumVideoPremium

Solution69.6%Medium

Binary Tree, Breadth-First Search +2· 1 company

3159. Find Occurrences of an Element in an ArrayVideo

Solution73.6%Medium

Array, Hash Table· 3 companies

3160. Find the Number of Distinct Colors Among the BallsVideo

Solution54.2%Medium

Array, Hash Table +1· 3 companies

3163. String Compression IIIVideo

Solution67.0%Medium

String· 7 companies

3164. Find the Number of Good Pairs IIVideo

Solution26.6%Medium

Array, Hash Table· 2 companies

3166. Calculate Parking Fees and DurationVideoPremium

Solution53.0%Medium

3167. Better Compression of StringVideoPremium

Solution75.3%Medium

Counting, Hash Table +2· 2 companies

3169. Count Days Without MeetingsVideo

Solution48.1%Medium

Array, Sorting· 4 companies

3170. Lexicographically Minimum String After Removing StarsVideo

Solution51.0%Medium

Greedy, Hash Table +3· 7 companies

3175. Find The First Player to win K Games in a RowVideo

Solution40.1%Medium

Array, Simulation· 1 company

3176. Find the Maximum Length of a Good Subsequence IVideo

Solution32.6%Medium

Array, Dynamic Programming +1· 1 company

3179. Find the N-th Value After K SecondsVideo

Solution54.0%Medium

Array, Combinatorics +3· 1 company

3180. Maximum Total Reward Using Operations IVideo

Solution30.8%Medium

Array, Dynamic Programming· 1 company

3182. Find Top Scoring StudentsVideoPremium

Solution50.2%Medium

3183. The Number of Ways to Make the SumVideoPremium

Solution50.8%Medium

Array, Dynamic Programming

3185. Count Pairs That Form a Complete Day IIVideo

Solution43.7%Medium

Array, Counting +1· 1 company

3186. Maximum Total Damage With Spell CastingVideo

Solution45.1%Medium

Array, Binary Search +5· 7 companies

3189. Minimum Moves to Get a Peaceful BoardVideoPremium

Solution75.9%Medium

Array, Counting Sort +2

3191. Minimum Operations to Make Binary Array Elements Equal to One IVideo

Solution80.4%Medium

Array, Bit Manipulation +3· 6 companies

3192. Minimum Operations to Make Binary Array Elements Equal to One IIVideo

Solution65.1%Medium

Array, Dynamic Programming +1· 1 company

3195. Find the Minimum Area to Cover All Ones IVideo

Solution78.2%Medium

Array, Matrix· 5 companies

3196. Maximize Total Cost of Alternating SubarraysVideo

Solution29.6%Medium

Array, Dynamic Programming· 1 company

3201. Find the Maximum Length of Valid Subsequence IVideo

Solution54.9%Medium

Array, Dynamic Programming· 4 companies

3202. Find the Maximum Length of Valid Subsequence IIVideo

Solution57.2%Medium

Array, Dynamic Programming· 6 companies

3204. Bitwise User Permissions AnalysisVideoPremium

Solution92.5%Medium

3205. Maximum Array Hopping Score IVideoPremium

Solution77.0%Medium

Array, Dynamic Programming +3· 1 company

3207. Maximum Points After Enemy BattlesVideo

Solution33.2%Medium

Array, Greedy· 1 company

3208. Alternating Groups IIVideo

Solution59.9%Medium

Array, Sliding Window· 5 companies

3211. Generate Binary Strings Without Adjacent ZerosVideo

Solution88.3%Medium

Backtracking, Bit Manipulation +1· 4 companies

3212. Count Submatrices With Equal Frequency of X and YVideo

Solution69.5%Medium

Array, Matrix +1· 2 companies

3215. Count Triplets with Even XOR Set Bits IIVideoPremium

Solution62.0%Medium

Array, Bit Manipulation· 1 company

3217. Delete Nodes From Linked List Present in ArrayVideo

Solution69.5%Medium

Array, Hash Table +1· 5 companies

3218. Minimum Cost for Cutting Cake IVideo

Solution58.5%Medium

Array, Dynamic Programming +2

3220. Odd and Even TransactionsVideo

Solution68.6%Medium

Database· 1 company

3221. Maximum Array Hopping Score IIVideoPremium

Solution60.1%Medium

Array, Greedy +2· 1 company

3223. Minimum Length of String After OperationsVideo

Solution75.0%Medium

Counting, Hash Table +1· 3 companies

3224. Minimum Array Changes to Make Differences EqualVideo

Solution24.9%Medium

Array, Hash Table +1· 2 companies

3227. Vowels Game in a StringVideo

Solution77.1%Medium

Brainteaser, Game Theory +2· 3 companies

3228. Maximum Number of Operations to Move Ones to the EndVideo

Solution67.2%Medium

Counting, Greedy +1· 4 companies

3230. Customer Purchasing Behavior AnalysisVideoPremium

Solution36.3%Medium

Database· 1 company

3233. Find the Count of Numbers Which Are Not SpecialVideo

Solution28.3%Medium

Array, Math +1· 1 company

Showing 1,651–1,700 of 2,133