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Previous Year Questions
Edit Distance
Hard
Encode and Decode Strings
Medium
Pancake Sorting
Medium
Palindrome Pairs
Hard
Available Captures for Rook
Easy
Decode Ways
Medium
Alien Dictionary
Hard
Integer to English Words
Hard
Compare Version Numbers
Medium
Add Strings
Easy
Letter Combinations of a Phone Number
Medium
Find the Celebrity
Medium
Implement Trie (Prefix Tree)
Medium
Word Ladder
Medium
Construct Binary Tree from Preorder and Inorder Traversal
Medium
Goat Latin
Easy
Reconstruct Itinerary
Medium
Time Based Key-Value Store
Medium
3Sum
Medium
Number of Islands
Medium
Word Break
Medium
Combination Sum
Medium
Squirrel Simulation
Medium
Falling Squares
Hard
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