Question 1

Two Sum — Google Interview Question

Accepted Answer

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

Question 2

Add Two Numbers — Google Interview Question

Accepted Answer

"Add Two Numbers" is a medium difficulty problem asked at Google interviews. It covers the following topics: Linked List, Math, Recursion. You can practice it on LeetCode: https://leetcode.com/problems/add-two-numbers

Question 3

Trapping Rain Water — Google Interview Question

Accepted Answer

"Trapping Rain Water" is a hard difficulty problem asked at Google interviews. It covers the following topics: Array, Two Pointers, Dynamic Programming, Stack, Monotonic Stack. You can practice it on LeetCode: https://leetcode.com/problems/trapping-rain-water

Question 4

Median of Two Sorted Arrays — Google Interview Question

Accepted Answer

"Median of Two Sorted Arrays" is a hard difficulty problem asked at Google interviews. It covers the following topics: Array, Binary Search, Divide and Conquer. You can practice it on LeetCode: https://leetcode.com/problems/median-of-two-sorted-arrays

Question 5

Longest Substring Without Repeating Characters — Google Interview Question

Accepted Answer

"Longest Substring Without Repeating Characters" is a medium difficulty problem asked at Google interviews. It covers the following topics: Hash Table, String, Sliding Window. You can practice it on LeetCode: https://leetcode.com/problems/longest-substring-without-repeating-characters

Question 6

Longest Common Prefix — Google Interview Question

Accepted Answer

"Longest Common Prefix" is a easy difficulty problem asked at Google interviews. It covers the following topics: String, Trie. You can practice it on LeetCode: https://leetcode.com/problems/longest-common-prefix

#	Question Title	Difficulty	Frequency	Topics
1	Two Sum	EASY	100.0	ArrayHash Table
2	Add Two Numbers	MEDIUM	75.2	Linked ListMathRecursion
3	Trapping Rain Water	HARD	73.7	ArrayTwo PointersDynamic Programming+2
4	Median of Two Sorted Arrays	HARD	73.2	ArrayBinary SearchDivide and Conquer
5	Longest Substring Without Repeating Characters	MEDIUM	70.1	Hash TableStringSliding Window
6	Longest Common Prefix	EASY	70.0	StringTrie
7	Valid Parentheses	EASY	66.7	StringStack
8	Longest Consecutive Sequence	MEDIUM	66.2	ArrayHash TableUnion Find
9	Maximum Subarray	MEDIUM	63.1	ArrayDivide and ConquerDynamic Programming
10	Rotate Image	MEDIUM	57.8	ArrayMathMatrix

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