LeetCode Experience

#2791 Count Paths That Can Form a Palindrome in a Tree

Interview Experience

LeetCode #2791: Count Paths That Can Form a Palindrome in a Tree. Difficulty: Hard. Topics: Hash Table, Bit Manipulation, Tree, Depth-First Search. Asked at Uber in the last 6 months.

Original Source

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Topics

Depth-First Search Tree Bit Manipulation Graph Hash Table Strings