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Array1,196 Hash Table465 String434 Greedy327 Math327 Dynamic Programming324 Sorting300 Depth-First Search208 Binary Search187 Breadth-First Search165 Matrix163 Tree157 Prefix Sum153 Two Pointers148 Database135 All topics

Medium · With video · 2,093 results

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TitleSolutionAcceptDifficultyTopics

1079. Letter Tile PossibilitiesVideo

Solution83.5%Medium

Backtracking, Counting +2· 5 companies

1080. Insufficient Nodes in Root to Leaf PathsVideo

Solution55.6%Medium

Binary Tree, Depth-First Search +1· 1 company

1081. Smallest Subsequence of Distinct CharactersVideo

Solution70.6%Medium

Greedy, Monotonic Stack +2· 5 companies

1087. Brace ExpansionVideoPremium

Solution66.5%Medium

Backtracking, Breadth-First Search +1· 6 companies

1090. Largest Values From LabelsVideo

Solution64.7%Medium

Array, Counting +3· 1 company

1091. Shortest Path in Binary MatrixVideo

Solution51.8%Medium

Array, Breadth-First Search +1· 15 companies

1093. Statistics from a Large SampleVideo

Solution43.6%Medium

Array, Math +1· 1 company

1094. Car PoolingVideo

Solution56.5%Medium

Array, Heap (Priority Queue) +3· 12 companies

1098. Unpopular BooksVideoPremium

Solution43.3%Medium

Database· 1 company

1100. Find K-Length Substrings With No Repeated CharactersVideoPremium

Solution76.5%Medium

Hash Table, Sliding Window +1· 1 company

1101. The Earliest Moment When Everyone Become FriendsVideoPremium

Solution66.0%Medium

Array, Sorting +1· 3 companies

1102. Path With Maximum Minimum ValueVideoPremium

Solution54.6%Medium

Array, Binary Search +5· 3 companies

1104. Path In Zigzag Labelled Binary TreeVideo

Solution75.9%Medium

Binary Tree, Math +1· 2 companies

1105. Filling Bookcase ShelvesVideo

Solution68.7%Medium

Array, Dynamic Programming· 5 companies

1107. New Users Daily CountVideoPremium

Solution44.7%Medium

Database· 1 company

1109. Corporate Flight BookingsVideo

Solution68.7%Medium

Array, Prefix Sum· 5 companies

1110. Delete Nodes And Return ForestVideo

Solution72.4%Medium

Array, Binary Tree +3· 4 companies

1111. Maximum Nesting Depth of Two Valid Parentheses StringsVideo

Solution82.9%Medium

Stack, String· 3 companies

1112. Highest Grade For Each StudentVideoPremium

Solution70.8%Medium

Database· 2 companies

1115. Print FooBar AlternatelyVideo

Solution67.7%Medium

1116. Print Zero Even OddVideo

Solution62.0%Medium

Concurrency· 2 companies

1117. Building H2OVideo

Solution57.1%Medium

Concurrency· 3 companies

1120. Maximum Average SubtreeVideoPremium

Solution66.7%Medium

Binary Tree, Depth-First Search +1· 1 company

1123. Lowest Common Ancestor of Deepest LeavesVideo

Solution79.5%Medium

Binary Tree, Breadth-First Search +3· 4 companies

1124. Longest Well-Performing IntervalVideo

Solution38.5%Medium

Array, Hash Table +3· 2 companies

1126. Active BusinessesVideoPremium

Solution65.8%Medium

Database· 1 company

1129. Shortest Path with Alternating ColorsVideo

Solution48.4%Medium

Breadth-First Search, Graph· 5 companies

1130. Minimum Cost Tree From Leaf ValuesVideo

Solution67.7%Medium

Array, Dynamic Programming +3· 4 companies

1131. Maximum of Absolute Value ExpressionVideo

Solution49.0%Medium

Array, Math· 2 companies

1132. Reported Posts IIVideoPremium

Solution32.3%Medium

Database· 1 company

1135. Connecting Cities With Minimum CostVideoPremium

Solution63.5%Medium

Graph, Heap (Priority Queue) +2· 1 company

1136. Parallel CoursesVideoPremium

Solution62.1%Medium

Graph, Topological Sort· 7 companies

1138. Alphabet Board PathVideo

Solution52.1%Medium

Hash Table, String· 1 company

1139. Largest 1-Bordered SquareVideo

Solution52.7%Medium

Array, Dynamic Programming +1· 4 companies

1140. Stone Game IIVideo

Solution75.8%Medium

Array, Dynamic Programming +3· 5 companies

1143. Longest Common SubsequenceVideo

Solution59.6%Medium

Dynamic Programming, String· 19 companies

1144. Decrease Elements To Make Array ZigzagVideo

Solution49.7%Medium

Array, Greedy· 1 company

1145. Binary Tree Coloring GameVideo

Solution52.9%Medium

Binary Tree, Depth-First Search +1· 2 companies

1146. Snapshot ArrayVideo

Solution36.8%Medium

Array, Binary Search +2· 20 companies

1149. Article Views IIVideoPremium

Solution47.1%Medium

Database· 1 company

1151. Minimum Swaps to Group All 1's TogetherVideoPremium

Solution61.2%Medium

Array, Sliding Window· 3 companies

1152. Analyze User Website Visit PatternVideoPremium

Solution44.3%Medium

Array, Hash Table +1· 5 companies

1155. Number of Dice Rolls With Target SumVideo

Solution62.2%Medium

Dynamic Programming· 5 companies

1156. Swap For Longest Repeated Character SubstringVideo

Solution44.9%Medium

Hash Table, Sliding Window +1· 2 companies

1158. Market Analysis IVideo

Solution58.1%Medium

Database· 4 companies

1161. Maximum Level Sum of a Binary TreeVideo

Solution70.0%Medium

Binary Tree, Breadth-First Search +2· 4 companies

1162. As Far from Land as PossibleVideo

Solution52.2%Medium

Array, Breadth-First Search +2· 7 companies

1164. Product Price at a Given DateVideo

Solution58.9%Medium

Database· 5 companies

1166. Design File SystemVideoPremium

Solution65.1%Medium

Design, Hash Table +2· 12 companies

1167. Minimum Cost to Connect SticksVideoPremium

Solution71.8%Medium

Array, Greedy +1· 5 companies

Showing 601–650 of 2,093