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DSA Corner

Dashboard Questions Topics Companies Sheets

Walmart Global Tech Interview Questions

37 coding problems asked in Walmart Global Tech interviews. Prepare for your technical interview with real questions.

37

Problems

9

Easy

21

Medium

7

Hard

Difficulty

All37 Easy9 Medium21 Hard7

Status	Title	Video	Leetcode	Solve	Difficulty	Companies	Topics
	1. Two Sum			Solve	Easy	Accenture+29	Array Hash Table
	3. Longest Substring Without Repeating Characters			Solve	Medium	Adobe+20	Hash Table Sliding Window+1
	4. Median of Two Sorted Arrays			Solve	Hard	Accolite+38	Array Binary Search+1
	15. 3Sum			Solve	Medium	Adobe+21	Array Sorting+1
	19. Remove Nth Node From End of List			Solve	Medium	Amazon+7	Linked List Two Pointers
	22. Generate Parentheses			Solve	Medium	Adobe+12	Backtracking Dynamic Programming+1
	23. Merge k Sorted Lists			Solve	Hard	Adobe+17	Divide and Conquer Heap (Priority Queue)+2
	33. Search in Rotated Sorted Array			Solve	Medium	Accenture+91	Array Binary Search
	38. Count and Say			Solve	Medium	Adobe+6	String
	41. First Missing Positive			Solve	Hard	Adobe+7	Array Hash Table
	49. Group Anagrams			Solve	Medium	Adobe+23	Array Hash Table+2
	53. Maximum Subarray			Solve	Medium	Adobe+22	Array Divide and Conquer+1
	56. Merge Intervals			Solve	Medium	Adobe+24	Array Sorting
	112. Path Sum			Solve	Easy	Amazon+4	Binary Tree Breadth-First Search+2
	121. Best Time to Buy and Sell Stock			Solve	Easy	Adobe+30	Array Dynamic Programming
	122. Best Time to Buy and Sell Stock II			Solve	Medium	Amazon+7	Array Dynamic Programming+1
	134. Gas Station			Solve	Medium	Adobe+8	Array Greedy
	146. LRU Cache			Solve	Medium	Accolite+56	Design Doubly-Linked List+2
	198. House Robber			Solve	Medium	Adobe+8	Array Dynamic Programming
	265. Paint House II			Solve	Hard	Facebook+2	Array Dynamic Programming
	295. Find Median from Data Stream			Solve	Hard	Adobe+33	Data Stream Design+3
	355. Design Twitter			Solve	Medium	Amazon+2	Design Hash Table+2
	373. Find K Pairs with Smallest Sums			Solve	Medium	Amazon+4	Array Heap (Priority Queue)
	394. Decode String			Solve	Medium	Adobe+16	Recursion Stack+1
	416. Partition Equal Subset Sum			Solve	Medium	Amazon+5	Array Dynamic Programming
	460. LFU Cache			Solve	Hard	Amazon+9	Design Doubly-Linked List+2
	523. Continuous Subarray Sum			Solve	Medium	Amazon+6	Array Hash Table+2
	664. Strange Printer			Solve	Hard	Google+2	Dynamic Programming String
	680. Valid Palindrome II			Solve	Easy	Amazon+6	Greedy String+1
	697. Degree of an Array			Solve	Easy	Adobe+6	Array Hash Table
	706. Design HashMap			Solve	Easy	Adobe+26	Array Design+3
	811. Subdomain Visit Count			Solve	Medium	Indeed+4	Array Counting+2
	1198. Find Smallest Common Element in All Rows			Solve	Medium	Walmart Global Tech	Array Binary Search+3
	1221. Split a String in Balanced Strings			Solve	Easy	Adobe+3	Counting Greedy+1
	1507. Reformat Date			Solve	Easy	Expedia+2	String
	1629. Slowest Key			Solve	Easy	Amazon+1	Array String
	2038. Remove Colored Pieces if Both Neighbors are the Same Color			Solve	Medium	JPMorgan+2	Game Theory Greedy+2

Two Sum

Easy✓ Solution📹 Video

Accenture+29

Array Hash Table

Longest Substring Without Repeating Characters

Medium✓ Solution📹 Video

Adobe+20

Hash Table Sliding Window String

Median of Two Sorted Arrays

Hard✓ Solution📹 Video

Accolite+38

Array Binary Search Divide and Conquer

3Sum

Medium✓ Solution📹 Video

Adobe+21

Array Sorting Two Pointers

Remove Nth Node From End of List

Medium✓ Solution📹 Video

Amazon+7

Linked List Two Pointers

Generate Parentheses

Medium✓ Solution📹 Video

Adobe+12

Backtracking Dynamic Programming String

Merge k Sorted Lists

Hard✓ Solution📹 Video

Adobe+17

Divide and Conquer Heap (Priority Queue)Linked List+1

Search in Rotated Sorted Array

Medium✓ Solution📹 Video

Accenture+91

Array Binary Search

Count and Say

Medium✓ Solution📹 Video

Adobe+6

First Missing Positive

Hard✓ Solution📹 Video

Adobe+7

Array Hash Table

Group Anagrams

Medium✓ Solution📹 Video

Adobe+23

Array Hash Table Sorting+1

Maximum Subarray

Medium✓ Solution📹 Video

Adobe+22

Array Divide and Conquer Dynamic Programming

Merge Intervals

Medium✓ Solution📹 Video

Adobe+24

Path Sum

Easy✓ Solution📹 Video

Amazon+4

Binary Tree Breadth-First Search Depth-First Search+1

Best Time to Buy and Sell Stock

Easy✓ Solution📹 Video

Adobe+30

Array Dynamic Programming

Best Time to Buy and Sell Stock II

Medium✓ Solution📹 Video

Amazon+7

Array Dynamic Programming Greedy

Gas Station

Medium✓ Solution📹 Video

Adobe+8

LRU Cache

Medium✓ Solution📹 Video

Accolite+56

Design Doubly-Linked List Hash Table+1

House Robber

Medium✓ Solution📹 Video

Adobe+8

Array Dynamic Programming

Paint House II

Hard✓ Solution📹 Video

Facebook+2

Array Dynamic Programming

Find Median from Data Stream

Hard✓ Solution📹 Video

Adobe+33

Data Stream Design Heap (Priority Queue)+2

Design Twitter

Medium📹 Video

Amazon+2

Design Hash Table Heap (Priority Queue)+1

Find K Pairs with Smallest Sums

Medium✓ Solution📹 Video

Amazon+4

Array Heap (Priority Queue)

Decode String

Medium✓ Solution📹 Video

Adobe+16

Recursion Stack String

Partition Equal Subset Sum

Medium✓ Solution📹 Video

Amazon+5

Array Dynamic Programming

LFU Cache

Hard✓ Solution📹 Video

Amazon+9

Design Doubly-Linked List Hash Table+1

Continuous Subarray Sum

Medium✓ Solution📹 Video

Amazon+6

Array Hash Table Math+1

Strange Printer

Hard✓ Solution📹 Video

Google+2

Dynamic Programming String

Valid Palindrome II

Easy✓ Solution📹 Video

Amazon+6

Greedy String Two Pointers

Degree of an Array

Easy✓ Solution📹 Video

Adobe+6

Array Hash Table

Design HashMap

Easy✓ Solution📹 Video

Adobe+26

Array Design Hash Function+2

Subdomain Visit Count

Medium✓ Solution📹 Video

Indeed+4

Array Counting Hash Table+1

Find Smallest Common Element in All Rows

Medium✓ Solution📹 Video

Walmart Global Tech

Array Binary Search Counting+2

Split a String in Balanced Strings

Easy📹 Video

Adobe+3

Counting Greedy String

Reformat Date

Easy📹 Video

Expedia+2

Slowest Key

Easy✓ Solution📹 Video

Amazon+1

Remove Colored Pieces if Both Neighbors are the Same Color

Medium✓ Solution📹 Video

JPMorgan+2

Game Theory Greedy Math+1