TCS vs Zepto Interview Questions
TCS lists 228 LeetCode interview questions while Zepto lists 24. They share 10 problems — 4% of TCS's bank and 42% of Zepto's. Focus on the overlap first, then drill into 218 TCS-only and 14 Zepto-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 10 overlapping problems first. These are the highest-yield questions for candidates interviewing at both TCS and Zepto.
Step 2 — Company-specific depth: Add TCS-specific problems like Friday Purchases I, Two Sum, Longest Palindromic Substring and Zepto-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: TCS skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
10 Shared Questions
High-priority problems to practice for both TCS and Zepto.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| Search in Rotated Sorted Array | Medium |
| Merge Intervals | Medium |
| Sliding Window Maximum | Hard |
| Next Permutation | Medium |
| Koko Eating Bananas | Medium |
| Longest Consecutive Sequence | Medium |
| Unique Paths II | Medium |
| Number of Islands | Medium |
| Rotting Oranges | Medium |
Unique to TCS (218)
Problems in TCS's list that do not appear at Zepto.
| Problem | Difficulty |
|---|---|
| Friday Purchases I | Medium |
| Two Sum | Easy |
| Longest Palindromic Substring | Medium |
| Palindrome Number | Easy |
| Maximum Subarray | Medium |
| Move Zeroes | Easy |
| Majority Element | Easy |
| Longest Common Prefix | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Sort Colors | Medium |
| Valid Anagram | Easy |
| Find the Index of the First Occurrence in a String | Easy |
Unique to Zepto (14)
Problems in Zepto's list that do not appear at TCS.
| Problem | Difficulty |
|---|---|
| Longest Univalue Path | Medium |
| Minimum Cost For Tickets | Medium |
| Path Sum III | Medium |
| Make Array Empty | Hard |
| Find Peak Element | Medium |
| Maximum Width Ramp | Medium |
| Find the Distance Value Between Two Arrays | Easy |
| Longest Repeating Character Replacement | Medium |
| Count Sub Islands | Medium |
| Divide Two Integers | Medium |
| Maximum Good Subarray Sum | Medium |
| Kth Largest Element in an Array | Medium |
Frequently Asked Questions
How many LeetCode questions do TCS and Zepto share?
TCS and Zepto share 10 LeetCode interview questions. 218 problems appear only in TCS's list and 14 appear only in Zepto's list.
What topics overlap most between TCS and Zepto?
The most common shared topics between TCS and Zepto are Array (9 shared questions), Matrix (3 shared questions), Hash Table (2 shared questions), Sliding Window (2 shared questions), Binary Search (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: TCS or Zepto?
TCS has 99 Easy, 108 Medium, and 21 Hard questions. Zepto has 1 Easy, 21 Medium, and 2 Hard questions. TCS has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both TCS and Zepto?
Start with the 10 shared problems since they cover what both companies ask most often. Then add 20 TCS-specific and 14 Zepto-specific questions to round out your prep.