Meta vs TCS Interview Questions
Meta lists 217 LeetCode interview questions while TCS lists 228. They share 104 problems — 48% of Meta's bank and 46% of TCS's. Focus on the overlap first, then drill into 113 Meta-only and 124 TCS-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 104 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Meta and TCS.
Step 2 — Company-specific depth: Add Meta-specific problems like Minimum Remove to Make Valid Parentheses, Valid Word Abbreviation, Binary Tree Vertical Order Traversal and TCS-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Meta skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
104 Shared Questions
High-priority problems to practice for both Meta and TCS.
| Problem | Difficulty |
|---|---|
| Merge Sorted Array | Easy |
| Pow(x, n) | Medium |
| Merge Intervals | Medium |
| Two Sum | Easy |
| Diameter of Binary Tree | Easy |
| Next Permutation | Medium |
| Top K Frequent Elements | Medium |
| Merge k Sorted Lists | Hard |
| 3Sum | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Find First and Last Position of Element in Sorted Array | Medium |
| Subarray Sum Equals K | Medium |
| Valid Parentheses | Easy |
| Valid Palindrome | Easy |
| Longest Common Prefix | Easy |
| Add Two Numbers | Medium |
| Subsets | Medium |
| Letter Combinations of a Phone Number | Medium |
| Remove Nth Node From End of List | Medium |
| Longest Substring Without Repeating Characters | Medium |
| LRU Cache | Medium |
| Trapping Rain Water | Hard |
| String to Integer (atoi) | Medium |
| Squares of a Sorted Array | Easy |
| Longest Palindromic Substring | Medium |
| Remove Duplicates from Sorted Array | Easy |
| Median of Two Sorted Arrays | Hard |
| Palindrome Number | Easy |
| Search in Rotated Sorted Array | Medium |
| Roman to Integer | Easy |
Showing top 30 of 104 shared problems.
Unique to Meta (113)
Problems in Meta's list that do not appear at TCS.
| Problem | Difficulty |
|---|---|
| Minimum Remove to Make Valid Parentheses | Medium |
| Valid Word Abbreviation | Easy |
| Binary Tree Vertical Order Traversal | Medium |
| Valid Palindrome II | Easy |
| Lowest Common Ancestor of a Binary Tree III | Medium |
| Kth Largest Element in an Array | Medium |
| Binary Tree Right Side View | Medium |
| Simplify Path | Medium |
| Basic Calculator II | Medium |
| Lowest Common Ancestor of a Binary Tree | Medium |
| Find Peak Element | Medium |
| Nested List Weight Sum | Medium |
Unique to TCS (124)
Problems in TCS's list that do not appear at Meta.
Frequently Asked Questions
How many LeetCode questions do Meta and TCS share?
Meta and TCS share 104 LeetCode interview questions. 113 problems appear only in Meta's list and 124 appear only in TCS's list.
What topics overlap most between Meta and TCS?
The most common shared topics between Meta and TCS are Array (15 shared questions), Two Pointers (9 shared questions), String (8 shared questions), Hash Table (7 shared questions), Sorting (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Meta or TCS?
Meta has 52 Easy, 132 Medium, and 33 Hard questions. TCS has 99 Easy, 108 Medium, and 21 Hard questions. Meta has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Meta and TCS?
Start with the 104 shared problems since they cover what both companies ask most often. Then add 20 Meta-specific and 20 TCS-specific questions to round out your prep.