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Problems

2,237 problems

Has videoPremium onlyReset
Array2,237String877Hash Table797Math691Dynamic Programming673Sorting508Greedy485Binary Search357Depth-First Search338Database308Bit Manipulation286Matrix279Tree264Breadth-First Search257Prefix Sum252All topics

2,237 results

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TitleSolutionAcceptDifficultyTopics
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
3158. Find the XOR of Numbers Which Appear TwiceVideo
Solution78.9%Easy
Array, Bit Manipulation +1· 2 companies
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
3161. Block Placement QueriesVideo
Solution41.0%Hard
Array, Binary Indexed Tree +2· 10 companies
3162. Find the Number of Good Pairs IVideo
Solution86.4%Easy
Array, Hash Table· 1 company
3164. Find the Number of Good Pairs IIVideo
Solution26.6%Medium
Array, Hash Table· 2 companies
3165. Maximum Sum of Subsequence With Non-adjacent ElementsVideo
Solution15.7%Hard
Array, Divide and Conquer +2· 2 companies
3169. Count Days Without MeetingsVideo
Solution48.1%Medium
Array, Sorting· 4 companies
3171. Find Subarray With Bitwise OR Closest to KVideo
Solution31.5%Hard
Array, Binary Search +2· 1 company
3173. Bitwise OR of Adjacent ElementsVideoPremium
Solution94.8%Easy
Array, Bit Manipulation· 1 company
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
3177. Find the Maximum Length of a Good Subsequence IIVideo
Solution25.2%Hard
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
3181. Maximum Total Reward Using Operations IIVideo
Solution21.9%Hard
Array, Bit Manipulation +1· 1 company
3183. The Number of Ways to Make the SumVideoPremium
Solution50.8%Medium
Array, Dynamic Programming
3184. Count Pairs That Form a Complete Day IVideo
Solution78.0%Easy
Array, Counting +1· 1 company
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
3187. Peaks in ArrayVideo
Solution28.5%Hard
Array, Binary Indexed Tree +1· 1 company
3189. Minimum Moves to Get a Peaceful BoardVideoPremium
Solution75.9%Medium
Array, Counting Sort +2
3190. Find Minimum Operations to Make All Elements Divisible by ThreeVideo
Solution90.9%Easy
Array, Math· 3 companies
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
3193. Count the Number of InversionsVideo
Solution31.9%Hard
Array, Dynamic Programming· 5 companies
3194. Minimum Average of Smallest and Largest ElementsVideo
Solution85.4%Easy
Array, Sorting +1· 2 companies
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
3197. Find the Minimum Area to Cover All Ones IIVideo
Solution63.5%Hard
Array, Enumeration +1· 4 companies
3199. Count Triplets with Even XOR Set Bits IVideoPremium
Solution83.3%Easy
Array, Bit Manipulation· 1 company
3200. Maximum Height of a TriangleVideo
Solution44.8%Easy
Array, Enumeration· 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
3205. Maximum Array Hopping Score IVideoPremium
Solution77.0%Medium
Array, Dynamic Programming +3· 1 company
3206. Alternating Groups IVideo
Solution69.5%Easy
Array, Sliding Window· 3 companies
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
3209. Number of Subarrays With AND Value of KVideo
Solution35.7%Hard
Array, Binary Search +2· 1 company
3212. Count Submatrices With Equal Frequency of X and YVideo
Solution69.5%Medium
Array, Matrix +1· 2 companies
3213. Construct String with Minimum CostVideo
Solution19.0%Hard
Array, Dynamic Programming +2· 1 company
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
3219. Minimum Cost for Cutting Cake IIVideo
Solution54.2%Hard
Array, Greedy +1· 1 company
3221. Maximum Array Hopping Score IIVideoPremium
Solution60.1%Medium
Array, Greedy +2· 1 company
3224. Minimum Array Changes to Make Differences EqualVideo
Solution24.9%Medium
Array, Hash Table +1· 2 companies
3225. Maximum Score From Grid OperationsVideo
Solution63.5%Hard
Array, Dynamic Programming +2· 3 companies
Showing 1,651–1,700 of 2,237