Question 1

Change Null Values in a Table to the Previous Value — Deloitte Interview Question

Accepted Answer

"Change Null Values in a Table to the Previous Value" is a medium difficulty problem asked at Deloitte interviews. It covers the following topics: Database. You can practice it on LeetCode: https://leetcode.com/problems/change-null-values-in-a-table-to-the-previous-value

Question 2

Two Sum — Deloitte Interview Question

Accepted Answer

"Two Sum" is a easy difficulty problem asked at Deloitte interviews. It covers the following topics: Array, Hash Table. You can practice it on LeetCode: https://leetcode.com/problems/two-sum

Question 3

Merge k Sorted Lists — Deloitte Interview Question

Accepted Answer

"Merge k Sorted Lists" is a hard difficulty problem asked at Deloitte interviews. It covers the following topics: Linked List, Divide and Conquer, Heap (Priority Queue), Merge Sort. You can practice it on LeetCode: https://leetcode.com/problems/merge-k-sorted-lists

Question 4

Valid Parentheses — Deloitte Interview Question

Accepted Answer

"Valid Parentheses" is a easy difficulty problem asked at Deloitte interviews. It covers the following topics: String, Stack. You can practice it on LeetCode: https://leetcode.com/problems/valid-parentheses

Question 5

Longest Palindromic Substring — Deloitte Interview Question

Accepted Answer

"Longest Palindromic Substring" is a medium difficulty problem asked at Deloitte interviews. It covers the following topics: Two Pointers, String, Dynamic Programming. You can practice it on LeetCode: https://leetcode.com/problems/longest-palindromic-substring

Question 6

Palindrome Number — Deloitte Interview Question

Accepted Answer

"Palindrome Number" is a easy difficulty problem asked at Deloitte interviews. It covers the following topics: Math. You can practice it on LeetCode: https://leetcode.com/problems/palindrome-number

#	Question Title	Difficulty	Frequency	Topics
1	Change Null Values in a Table to the Previous Value	MEDIUM	100.0	Database
2	Two Sum	EASY	97.3	ArrayHash Table
3	Merge k Sorted Lists	HARD	91.0	Linked ListDivide and ConquerHeap (Priority Queue)+1
4	Valid Parentheses	EASY	82.5	StringStack
5	Longest Palindromic Substring	MEDIUM	76.9	Two PointersStringDynamic Programming
6	Palindrome Number	EASY	76.9	Math
7	Second Highest Salary	MEDIUM	76.9	Database
8	Container With Most Water	MEDIUM	76.9	ArrayTwo PointersGreedy
9	Rising Temperature	EASY	69.7	Database
10	Reverse Integer	MEDIUM	69.7	Math

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