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158 problems

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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 · 158 results

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TitleSolutionAcceptDifficultyTopics

3558. Number of Ways to Assign Edge Weights IVideo

Solution63.7%Medium

Depth-First Search, Math +1· 2 companies

3593. Minimum Increments to Equalize Leaf PathsVideo

–41.2%Medium

Array, Depth-First Search +2· 2 companies

3787. Find Diameter Endpoints of a TreePremium

Solution65.9%Medium

Breadth-First Search, Graph +1· 1 company

3820. Pythagorean Distance Nodes in a TreeVideo

Solution56.6%Medium

Breadth-First Search, Tree· 1 company

3831. Median of a Binary Search Tree LevelVideoPremium

Solution86.4%Medium

Binary Search Tree, Binary Tree +3

3965. Finish Time of Tasks IVideo

Solution60.3%Medium

Array, Depth-First Search +2

3997. Count Dominant Nodes in a Binary TreeVideo

Solution72.1%Medium

Binary Tree, Depth-First Search +1

4015. Weighted Sum of a TreeVideo

Solution41.7%Medium

Array, Depth-First Search +1

Showing 151–158 of 158