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Binary Tree DSA Problems

Binary Tree is an important concept in data structures and algorithms. Practice these problems to master Binary Tree and prepare for technical interviews.

176
Total Problems
38
Easy
122
Medium
16
Hard

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ArrayBacktrackingBashBiconnected ComponentBinary Indexed TreeBinary Search
1609. Even Odd Tree
MediumBloomberg +1Binary Tree +266.274%
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LeetCode
1612. Check If Two Expression Trees are Equivalent
MediumGoogleBinary Tree +470.8033%
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LeetCode
1628. Design an Expression Tree With Evaluate Function
MediumAmazonArray +582.4103%
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LeetCode
1644. Lowest Common Ancestor of a Binary Tree II
MediumFacebookBinary Tree +266.2402%
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LeetCode
1650. Lowest Common Ancestor of a Binary Tree III
MediumAmazon +6Binary Tree +381.1854%
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LeetCode
1660. Correct a Binary Tree
MediumGoogleBinary Tree +474.3494%
SolveVideo
LeetCode
1666. Change the Root of a Binary Tree
MediumGoogleBinary Tree +274.4219%
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LeetCode
1676. Lowest Common Ancestor of a Binary Tree IV
MediumAmazonBinary Tree +378.6494%
SolveVideo
LeetCode
1740. Find Distance in a Binary Tree
MediumAmazon +5Binary Tree +473.6552%
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LeetCode
1902. Depth of BST Given Insertion Order
MediumArray +443.062%
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LeetCode
1932. Merge BSTs to Create Single BST
HardBinary Search +436.5427%
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LeetCode
1973. Count Nodes Equal to Sum of Descendants
MediumFacebookBinary Tree +276.8195%
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LeetCode
2005. Subtree Removal Game with Fibonacci Tree
HardSonyBinary Tree +457.6702%
SolveVideo
LeetCode
2049. Count Nodes With the Highest Score
MediumAmazon +2Array +350.4872%
SolveVideo
LeetCode
2096. Step-By-Step Directions From a Binary Tree Node to Another
MediumAmazon +5Binary Tree +356.3387%
SolveVideo
LeetCode
2196. Create Binary Tree From Descriptions
MediumClari +3Array +381.7577%
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LeetCode
2236. Root Equals Sum of Children
EasyAmazon +2Binary Tree +184.8258%
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LeetCode
2265. Count Nodes Equal to Average of Subtree
MediumAmazon +2Binary Tree +286.3974%
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LeetCode
2313. Minimum Flips in Binary Tree to Get Result
HardGoogleBinary Tree +356.8676%
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LeetCode
2331. Evaluate Boolean Binary Tree
EasyApple +1Binary Tree +282.7184%
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LeetCode
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