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Problems

2,095 problems

Has videoPremium onlyReset
Array1,196Hash Table465String434Greedy327Math327Dynamic Programming324Sorting300Depth-First Search208Binary Search187Breadth-First Search165Matrix163Tree157Prefix Sum153Two Pointers148Database135All topics

Medium · With video · 2,095 results

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TitleSolutionAcceptDifficultyTopics
2140. Solving Questions With BrainpowerVideo
Solution60.2%Medium
Array, Dynamic Programming· 5 companies
2142. The Number of Passengers in Each Bus IVideoPremium
Solution49.3%Medium
Database
2145. Count the Hidden SequencesVideo
Solution56.7%Medium
Array, Prefix Sum· 6 companies
2146. K Highest Ranked Items Within a Price RangeVideo
Solution47.1%Medium
Array, Breadth-First Search +3· 1 company
2149. Rearrange Array Elements by SignVideo
Solution84.7%Medium
Array, Simulation +1· 6 companies
2150. Find All Lonely Numbers in the ArrayVideo
Solution64.0%Medium
Array, Counting +1· 2 companies
2152. Minimum Number of Lines to Cover PointsVideoPremium
Solution42.9%Medium
Array, Backtracking +6· 1 company
2155. All Divisions With the Highest Score of a Binary ArrayVideo
Solution65.5%Medium
Array· 1 company
2159. Order Two Columns IndependentlyVideoPremium
Solution62.0%Medium
Database· 1 company
2161. Partition Array According to Given PivotVideo
Solution90.8%Medium
Array, Simulation +1· 5 companies
2162. Minimum Cost to Set Cooking TimeVideo
Solution45.0%Medium
Enumeration, Math· 2 companies
2165. Smallest Value of the Rearranged NumberVideo
Solution53.5%Medium
Math, Sorting· 2 companies
2166. Design BitsetVideo
Solution32.7%Medium
Array, Design +2
2168. Unique Substrings With Equal Digit FrequencyVideoPremium
Solution64.6%Medium
Counting, Hash Function +3· 1 company
2170. Minimum Operations to Make the Array AlternatingVideo
Solution35.7%Medium
Array, Counting +2· 2 companies
2171. Removing Minimum Number of Magic BeansVideo
Solution45.1%Medium
Array, Enumeration +3· 1 company
2174. Remove All Ones With Row and Column Flips IIVideoPremium
Solution67.2%Medium
Array, Bit Manipulation +2· 1 company
2175. The Change in Global RankingsVideoPremium
Solution60.9%Medium
Database
2177. Find Three Consecutive Integers That Sum to a Given NumberVideo
Solution65.3%Medium
Math, Simulation· 1 company
2178. Maximum Split of Positive Even IntegersVideo
Solution59.9%Medium
Backtracking, Greedy +1· 1 company
2181. Merge Nodes in Between ZerosVideo
Solution89.8%Medium
Linked List, Simulation· 5 companies
2182. Construct String With Repeat LimitVideo
Solution70.9%Medium
Counting, Greedy +3· 5 companies
2184. Number of Ways to Build Sturdy Brick WallVideoPremium
Solution49.2%Medium
Array, Bit Manipulation +2· 2 companies
2186. Minimum Number of Steps to Make Two Strings Anagram IIVideo
Solution73.3%Medium
Counting, Hash Table +1· 1 company
2187. Minimum Time to Complete TripsVideo
Solution39.6%Medium
Array, Binary Search· 5 companies
2191. Sort the Jumbled NumbersVideo
Solution60.1%Medium
Array, Sorting· 3 companies
2192. All Ancestors of a Node in a Directed Acyclic GraphVideo
Solution62.1%Medium
Breadth-First Search, Depth-First Search +2· 4 companies
2195. Append K Integers With Minimal SumVideo
Solution26.9%Medium
Array, Greedy +2· 2 companies
2196. Create Binary Tree From DescriptionsVideo
Solution83.9%Medium
Array, Binary Tree +2· 7 companies
2198. Number of Single Divisor TripletsVideoPremium
Solution53.1%Medium
Math
2201. Count Artifacts That Can Be ExtractedVideo
Solution57.1%Medium
Array, Hash Table +1
2202. Maximize the Topmost Element After K MovesVideo
Solution24.0%Medium
Array, Greedy· 1 company
2207. Maximize Number of Subsequences in a StringVideo
Solution36.0%Medium
Greedy, Prefix Sum +1· 1 company
2208. Minimum Operations to Halve Array SumVideo
Solution50.1%Medium
Array, Greedy +1· 2 companies
2211. Count Collisions on a RoadVideo
Solution58.1%Medium
Simulation, Stack +1· 3 companies
2212. Maximum Points in an Archery CompetitionVideo
Solution52.2%Medium
Array, Backtracking +2· 1 company
2214. Minimum Health to Beat GameVideoPremium
Solution58.9%Medium
Array, Greedy· 1 company
2216. Minimum Deletions to Make Array BeautifulVideo
Solution50.5%Medium
Array, Greedy +1· 1 company
2217. Find Palindrome With Fixed LengthVideo
Solution38.0%Medium
Array, Math· 1 company
2219. Maximum Sum Score of ArrayVideoPremium
Solution62.6%Medium
Array, Prefix Sum· 1 company
2221. Find Triangular Sum of an ArrayVideo
Solution82.0%Medium
Array, Combinatorics +2· 4 companies
2222. Number of Ways to Select BuildingsVideo
Solution50.8%Medium
Dynamic Programming, Prefix Sum +1· 3 companies
2225. Find Players With Zero or One LossesVideo
Solution72.4%Medium
Array, Counting +2· 4 companies
2226. Maximum Candies Allocated to K ChildrenVideo
Solution49.9%Medium
Array, Binary Search· 6 companies
2228. Users With Two Purchases Within Seven DaysVideoPremium
Solution47.2%Medium
Database· 1 company
2232. Minimize Result by Adding Parentheses to ExpressionVideo
Solution68.4%Medium
Enumeration, String· 3 companies
2233. Maximum Product After K IncrementsVideo
Solution44.0%Medium
Array, Greedy +1· 2 companies
2237. Count Positions on Street With Required BrightnessVideoPremium
Solution62.4%Medium
Array, Prefix Sum· 1 company
2238. Number of Times a Driver Was a PassengerVideoPremium
Solution71.5%Medium
Database· 1 company
2240. Number of Ways to Buy Pens and PencilsVideo
Solution57.2%Medium
Enumeration, Math· 1 company
Showing 1,151–1,200 of 2,095