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Citadel SDE 1

The 50 highest-frequency questions from all time. Finish the strongest signals first.

One question at a time.

Top questions 50

Done	Question	LeetCode
Mark Sliding Window Maximum completed	Sliding Window Maximum	Solve
Mark Count Palindromic Subsequences completed	Count Palindromic Subsequences	Solve
Mark Palindromic Substrings completed	Palindromic Substrings	Solve
Mark Best Time to Buy and Sell Stock completed	Best Time to Buy and Sell Stock	Solve
Mark Best Position for a Service Centre completed	Best Position for a Service Centre	Solve
Mark Find Median from Data Stream completed	Find Median from Data Stream	Solve
Mark Merge Intervals completed	Merge Intervals	Solve
Mark Number of Orders in the Backlog completed	Number of Orders in the Backlog	Solve
Mark LRU Cache completed	LRU Cache	Solve
Mark Maximum Total Damage With Spell Casting completed	Maximum Total Damage With Spell Casting	Solve
Mark Minimum Costs Using the Train Line completed	Minimum Costs Using the Train Line	Solve
Mark Minimum Operations to Make Numbers Non-positive completed	Minimum Operations to Make Numbers Non-positive	Solve
Mark Evaluate Division completed	Evaluate Division	Solve
Mark First Completely Painted Row or Column completed	First Completely Painted Row or Column	Solve
Mark Maximum Length of Repeated Subarray completed	Maximum Length of Repeated Subarray	Solve
Mark Insert Delete GetRandom O(1) completed	Insert Delete GetRandom O(1)	Solve
Mark Parallel Courses III completed	Parallel Courses III	Solve
Mark Employee Free Time completed	Employee Free Time	Solve
Mark Find the Duplicate Number completed	Find the Duplicate Number	Solve
Mark LFU Cache completed	LFU Cache	Solve
Mark Meeting Scheduler completed	Meeting Scheduler	Solve
Mark Time Based Key-Value Store completed	Time Based Key-Value Store	Solve
Mark Design Circular Queue completed	Design Circular Queue	Solve
Mark Find Servers That Handled Most Number of Requests completed	Find Servers That Handled Most Number of Requests	Solve
Mark Fizz Buzz completed	Fizz Buzz	Solve
Mark Serialize and Deserialize Binary Tree completed	Serialize and Deserialize Binary Tree	Solve
Mark Smallest Missing Non-negative Integer After Operations completed	Smallest Missing Non-negative Integer After Operations	Solve
Mark Sqrt(x) completed	Sqrt(x)	Solve
Mark Binary Tree Maximum Path Sum completed	Binary Tree Maximum Path Sum	Solve
Mark Couples Holding Hands completed	Couples Holding Hands	Solve
Mark Course Schedule II completed	Course Schedule II	Solve
Mark Design Excel Sum Formula completed	Design Excel Sum Formula	Solve
Mark Design Spreadsheet completed	Design Spreadsheet	Solve
Mark Design Tic-Tac-Toe completed	Design Tic-Tac-Toe	Solve
Mark Evaluate Reverse Polish Notation completed	Evaluate Reverse Polish Notation	Solve
Mark Length of Longest Subarray With at Most K Frequency completed	Length of Longest Subarray With at Most K Frequency	Solve
Mark Max Consecutive Ones III completed	Max Consecutive Ones III	Solve
Mark Merge k Sorted Lists completed	Merge k Sorted Lists	Solve
Mark Number of Islands completed	Number of Islands	Solve
Mark Reconstruct Itinerary completed	Reconstruct Itinerary	Solve
Mark Word Ladder completed	Word Ladder	Solve
Mark Binary Tree Zigzag Level Order Traversal completed	Binary Tree Zigzag Level Order Traversal	Solve
Mark Count Primes completed	Count Primes	Solve
Mark Group Anagrams completed	Group Anagrams	Solve
Mark Implement Trie (Prefix Tree) completed	Implement Trie (Prefix Tree)	Solve
Mark Meeting Rooms II completed	Meeting Rooms II	Solve
Mark Moving Average from Data Stream completed	Moving Average from Data Stream	Solve
Mark Optimal Account Balancing completed	Optimal Account Balancing	Solve
Mark Paint House completed	Paint House	Solve
Mark Rank Transform of a Matrix completed	Rank Transform of a Matrix	Solve

Showing the 50 highest-frequency questions from 87 reported in this period.