Deloitte LeetCode interview questions

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Problem	Difficulty	Frequency	Acceptance
Merge k Sorted Lists Linked List Divide and Conquer Heap (Priority Queue) +2 HARD	Hard	100.0%	0.6%
Two Sum Array Hash Table EASY	Easy	95.8%	0.6%
Longest Substring Without Repeating Characters Hash Table String Sliding Window MEDIUM	Medium	84.0%	0.4%
Change Null Values in a Table to the Previous Value Database MEDIUM	Medium	81.3%	0.5%
Valid Parentheses String Stack Bracket Sequences EASY	Easy	78.3%	0.5%
Second Highest Salary Database MEDIUM	Medium	78.3%	0.5%
Longest Palindromic Substring Two Pointers String Dynamic Programming +1 MEDIUM	Medium	74.7%	0.4%
Palindrome Number Math EASY	Easy	70.5%	0.6%
Best Time to Buy and Sell Stock Array Dynamic Programming EASY	Easy	70.5%	0.6%
Group Anagrams Array Hash Table String +1 MEDIUM	Medium	70.5%	0.7%
Longest Common Prefix Array String Trie EASY	Easy	65.4%	0.5%
Container With Most Water Array Two Pointers Greedy MEDIUM	Medium	65.4%	0.6%
Merge Intervals Array Sorting Quicksort MEDIUM	Medium	65.4%	0.5%
Managers with at Least 5 Direct Reports Database MEDIUM	Medium	58.8%	0.5%
Minimum Time to Repair Cars Array Binary Search MEDIUM	Medium	58.8%	0.6%
Maximum Subarray Array Divide and Conquer Dynamic Programming MEDIUM	Medium	58.8%	0.5%
First Unique Character in a String Hash Table String Queue +1 EASY	Easy	58.8%	0.7%
Nth Highest Salary Database MEDIUM	Medium	58.8%	0.4%
3Sum Array Two Pointers Sorting MEDIUM	Medium	58.8%	0.4%
Remove Duplicates from Sorted Array Array Two Pointers EASY	Easy	58.8%	0.6%

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