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Optum Interview Questions (7)

Practice real interview problems from Optum

All7 Easy2 Medium4 Hard1

Status	Title	Solution	Practice	Difficulty	Companies	Topics
	1. Two Sum	Solution	Solve	Easy	Accenture+126	Array Hash Table
	3. Longest Substring Without Repeating Characters	Solution	Solve	Medium	Accenture+104	Hash Table Sliding Window+1
	53. Maximum Subarray	Solution	Solve	Medium	Accenture+63	Array Divide and Conquer+1
	432. All O`one Data Structure	Solution	Solve	Hard	Airbnb+12	Design Doubly-Linked List+2
	1143. Longest Common Subsequence	Solution	Solve	Medium	Accenture+18	Dynamic Programming String
	1555. Bank Account Summary	Solution	Solve	Medium	Optum	Database
	2000. Reverse Prefix of Word	Solution	Solve	Easy	Amazon+4	Stack String+1

Two Sum

Easy✓ Solution📹 Video

Accenture+126

Array Hash Table

Longest Substring Without Repeating Characters

Medium✓ Solution📹 Video

Accenture+104

Hash Table Sliding Window String

Maximum Subarray

Medium✓ Solution📹 Video

Accenture+63

Array Divide and Conquer Dynamic Programming

All O`one Data Structure

Hard✓ Solution📹 Video

Airbnb+12

Design Doubly-Linked List Hash Table+1

Longest Common Subsequence

Medium✓ Solution

Accenture+18

Dynamic Programming String

Bank Account Summary

Medium✓ Solution📹 Video

Optum

Reverse Prefix of Word

Easy✓ Solution📹 Video

Amazon+4

Stack String Two Pointers