TCS LeetCode Interview Questions
Practice 34 real coding problems frequently asked in TCS technical interviews. Master these questions to ace your next TCS software engineering interview.
Top Topics at TCS
Ace your TCS interview with AI
Get real-time AI assistance during your actual interview. Invisible to screensharing.
TCS Interview Problems
| Problem | DifficultyDiff | Action |
|---|---|---|
Longest Increasing Path in a Matrix 100% | HardH | Solve→ |
Remove Nth Node From End of List 97% | MediumM | Solve→ |
Word Pattern II 95% | MediumM | Solve→ |
All O`one Data Structure 94% | HardH | Solve→ |
Min Stack 94% | MediumM | Solve→ |
Number of Islands II 85% | HardH | Solve→ |
Kth Missing Positive Number 81% | EasyE | Solve→ |
Design an Ordered Stream 80% | EasyE | Solve→ |
Letter Combinations of a Phone Number 79% | MediumM | Solve→ |
Reverse Nodes in k-Group 77% | HardH | Solve→ |
House Robber II 77% | MediumM | Solve→ |
Integer to Roman 76% | MediumM | Solve→ |
Permutations 74% | MediumM | Solve→ |
Find Score of an Array After Marking All Elements 71% | MediumM | Solve→ |
Number of Islands 62% | MediumM | Solve→ |
Palindrome Number 57% | EasyE | Solve→ |
Best Time to Buy and Sell Stock II 55% | MediumM | Solve→ |
Frequency of the Most Frequent Element 48% | MediumM | Solve→ |
Dot Product of Two Sparse Vectors 47% | MediumM | Solve→ |
Diameter of Binary Tree 47% | EasyE | Solve→ |
Group Shifted Strings 45% | MediumM | Solve→ |
Lowest Common Ancestor of a Binary Tree III 43% | MediumM | Solve→ |
Word Ladder 42% | HardH | Solve→ |
Maximum Units on a Truck 37% | EasyE | Solve→ |
Check If N and Its Double Exist 35% | EasyE | Solve→ |
Pass your interview with AI assistance
Get real-time solutions during your actual coding interview. Invisible to screensharing.
Ransom Note 33% | EasyE | Solve→ |
Closest Binary Search Tree Value 33% | EasyE | Solve→ |
Invalid Transactions 31% | MediumM | Solve→ |
Minimum Area Rectangle 29% | MediumM | Solve→ |
Add Two Integers 29% | EasyE | Solve→ |
Search Insert Position 27% | EasyE | Solve→ |
Check if One String Swap Can Make Strings Equal 26% | EasyE | Solve→ |
Random Pick Index 21% | MediumM | Solve→ |
Top K Frequent Elements 20% | MediumM | Solve→ |
Similar Companies
Explore interview questions from other companies with similar interview patterns.
Frequently Asked Questions
What LeetCode problems does TCS ask in interviews?
TCS commonly asks 34 coding problems in technical interviews, including Longest Increasing Path in a Matrix, Remove Nth Node From End of List, Word Pattern II. The difficulty breakdown is 11 Easy, 18 Medium, and 5 Hard problems.
How should I prepare for a TCS coding interview?
Focus on the most frequently asked problems first, especially those with high frequency scores. TCS interviews typically emphasize Array and Hash Table. Practice explaining your thought process while coding.
What is the difficulty level of TCS coding interviews?
Based on our data, TCS interviews include 11 Easy (32%), 18 Medium (53%), and 5 Hard (15%) problems.
Ready to ace your TCS interview?
Join thousands of engineers who landed offers at top tech companies.
Get Started FreeNo credit card required