Problems Topics Tags Progress

Search

Home

|

Tag

|

Depth First Search

Problems with tag Depth-First Search

299 found, showing 30 to 60

2

...

;

Boundary of Binary Tree ->

Medium, #545, 3 solutions

Bulb Switcher II ->

Medium, #672, 4 solutions

Can I Win ->

Medium, #464, 3 solutions

Change the Root of a Binary Tree ->

Medium, #1666, 2 solutions

Cheapest Flights Within K Stops ->

Medium, #787, 2 solutions

Check for Contradictions in Equations ->

Hard, #2307, 2 solutions

Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree ->

Medium, #1430, 2 solutions

Check if There is a Valid Path in a Grid ->

Medium, #1391, 2 solutions

Check If Two Expression Trees are Equivalent ->

Medium, #1612, 2 solutions

Check Knight Tour Configuration ->

Medium, #2596, 2 solutions

Choose Edges to Maximize Score in a Tree ->

Medium, #2378, 2 solutions

Clone Binary Tree With Random Pointer ->

Medium, #1485, 2 solutions

Clone Graph ->

Medium, #133, 4 solutions

Clone N-ary Tree ->

Medium, #1490, 2 solutions

Closest Binary Search Tree Value II ->

Hard, #272, 2 solutions

Closest Binary Search Tree Value ->

Easy, #270, 3 solutions

Closest Leaf in a Binary Tree ->

Medium, #742, 3 solutions

Closest Node to Path in Tree ->

Hard, #2277, 2 solutions

Closest Nodes Queries in a Binary Search Tree ->

Medium, #2476, 2 solutions

Coloring A Border ->

Medium, #1034, 2 solutions

Concatenated Words ->

Hard, #472, 3 solutions

Subtree of Another Tree ->

Medium, #606, 5 solutions

Contain Virus ->

Hard, #749, 2 solutions

Convert Binary Search Tree to Sorted Doubly Linked List ->

Medium, #426, 2 solutions

Count Good Nodes in Binary Tree ->

Medium, #1448, 2 solutions

Count Nodes Equal to Average of Subtree ->

Medium, #2265, 2 solutions

Construct Binary Tree from String ->

Medium, #536, 3 solutions

Convert BST to Greater Tree ->

Medium, #538, 4 solutions

Correct a Binary Tree ->

Medium, #1660, 2 solutions

Count Nodes Equal to Sum of Descendants ->

Medium, #1973, 2 solutions