Dashboard Questions Topics Companies Sheets

Tree

Topic

236 coding problems covering Tree concepts. Master this topic and improve your problem-solving skills.

236

Problems

Easy

148

Medium

Hard

Difficulty

All236 Easy41 Medium148 Hard47

Title	Solve	Difficulty	Companies	Topics
2458. Height of Binary Tree After Subtree Removal Queries	Solve	Hard	Google	Array Binary Tree+3
2467. Most Profitable Path in a Tree	Solve	Medium	Google+1	Array Breadth-First Search+3
2471. Minimum Number of Operations to Sort a Binary Tree by Level	Solve	Medium	Amazon	Binary Tree Breadth-First Search+1
2476. Closest Nodes Queries in a Binary Search Tree	Solve	Medium	Google	Array Binary Search+4
2477. Minimum Fuel Cost to Report to the Capital	Solve	Medium	Microsoft	Breadth-First Search Depth-First Search+2
2479. Maximum XOR of Two Non-Overlapping Subtrees	Solve	Hard	Directi+1	Depth-First Search Graph+2
2509. Cycle Length Queries in a Tree	Solve	Hard	Arcesium	Array Binary Tree+1
2538. Difference Between Maximum and Minimum Price Sum	Solve	Hard	Directi+1	Array Depth-First Search+2
2581. Count Number of Possible Root Nodes	Solve	Hard	-	Array Depth-First Search+3
2583. Kth Largest Sum in a Binary Tree	Solve	Medium	Amazon+1	Binary Tree Breadth-First Search+2
2603. Collect Coins in a Tree	Solve	Hard	Lucid+1	Array Graph+2
2641. Cousins in Binary Tree II	Solve	Medium	Amazon	Binary Tree Breadth-First Search+3
2646. Minimize the Total Price of the Trips	Solve	Hard	Adobe+1	Array Depth-First Search+3
2673. Make Costs of Paths Equal in a Binary Tree	Solve	Medium	DE Shaw	Array Binary Tree+3
2689. Extract Kth Character From The Rope Tree	Solve	Easy	Google	Binary Tree Depth-First Search+1
2764. Is Array a Preorder of Some ‌Binary Tree	Solve	Medium	-	Binary Tree Depth-First Search+2
2773. Height of Special Binary Tree	Solve	Medium	-	Binary Tree Breadth-First Search+2
2791. Count Paths That Can Form a Palindrome in a Tree	Solve	Hard	-	Bit Manipulation Bitmask+3
2792. Count Nodes That Are Great Enough	Solve	Hard	-	Binary Tree Depth-First Search+2
2846. Minimum Edge Weight Equilibrium Queries in a Tree	Solve	Hard	Sprinklr	Array Graph+2
2867. Count Valid Paths in a Tree	Solve	Hard	Sprinklr	Depth-First Search Dynamic Programming+3
2872. Maximum Number of K-Divisible Components	Solve	Hard	Google	Depth-First Search Tree
2920. Maximum Points After Collecting Coins From All Nodes	Solve	Hard	DE Shaw	Array Bit Manipulation+3
2925. Maximum Score After Applying Operations on a Tree	Solve	Medium	Google	Depth-First Search Dynamic Programming+1
2973. Find Number of Coins to Place in Tree Nodes	Solve	Hard	Amazon+1	Depth-First Search Dynamic Programming+3
3004. Maximum Subtree of the Same Color	Solve	Medium	-	Array Depth-First Search+2
3067. Count Pairs of Connectable Servers in a Weighted Tree Network	Solve	Medium	-	Array Depth-First Search+1
3068. Find the Maximum Sum of Node Values	Solve	Hard	-	Array Bit Manipulation+4
3157. Find the Level of Tree with Minimum Sum	Solve	Medium	-	Binary Tree Breadth-First Search+2
3203. Find Minimum Diameter After Merging Two Trees	Solve	Hard	-	Breadth-First Search Depth-First Search+2
3241. Time Taken to Mark All Nodes	Solve	Hard	-	Depth-First Search Dynamic Programming+2
3249. Count the Number of Good Nodes	Solve	Medium	-	Depth-First Search Tree
3313. Find the Last Marked Nodes in Tree	Solve	Hard	-	Depth-First Search Tree
3319. K-th Largest Perfect Subtree Size in Binary Tree	Solve	Medium	-	Binary Tree Depth-First Search+2
3327. Check if DFS Strings Are Palindromes	Solve	Hard	-	Array Depth-First Search+4
3331. Find Subtree Sizes After Changes	Solve	Medium	-	Array Depth-First Search+3