Paytm vs TCS Interview Questions
Paytm lists 29 LeetCode interview questions while TCS lists 228. They share 16 problems — 55% of Paytm's bank and 7% of TCS's. Focus on the overlap first, then drill into 13 Paytm-only and 212 TCS-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 16 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Paytm and TCS.
Step 2 — Company-specific depth: Add Paytm-specific problems like Minimize Maximum of Array, Find Indices With Index and Value Difference II, Number of Unequal Triplets in Array and TCS-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Paytm skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
16 Shared Questions
High-priority problems to practice for both Paytm and TCS.
| Problem | Difficulty |
|---|---|
| Min Stack | Medium |
| Linked List Cycle II | Medium |
| Longest Consecutive Sequence | Medium |
| Valid Parentheses | Easy |
| Search in Rotated Sorted Array | Medium |
| Trapping Rain Water | Hard |
| Longest Substring Without Repeating Characters | Medium |
| String Compression | Medium |
| Reverse Linked List | Easy |
| Container With Most Water | Medium |
| Two Sum | Easy |
| Longest Palindromic Substring | Medium |
| Burst Balloons | Hard |
| Search a 2D Matrix | Medium |
| Find the Duplicate Number | Medium |
| Best Time to Buy and Sell Stock | Easy |
Unique to Paytm (13)
Problems in Paytm's list that do not appear at TCS.
Unique to TCS (212)
Problems in TCS's list that do not appear at Paytm.
| Problem | Difficulty |
|---|---|
| Friday Purchases I | Medium |
| Palindrome Number | Easy |
| Maximum Subarray | Medium |
| Move Zeroes | Easy |
| Majority Element | Easy |
| Longest Common Prefix | Easy |
| Sort Colors | Medium |
| Valid Anagram | Easy |
| Find the Index of the First Occurrence in a String | Easy |
| Single Number | Easy |
| Second Highest Salary | Medium |
| Subarray Sum Equals K | Medium |
Frequently Asked Questions
How many LeetCode questions do Paytm and TCS share?
Paytm and TCS share 16 LeetCode interview questions. 13 problems appear only in Paytm's list and 212 appear only in TCS's list.
What topics overlap most between Paytm and TCS?
The most common shared topics between Paytm and TCS are Array (9 shared questions), Two Pointers (6 shared questions), Hash Table (4 shared questions), String (4 shared questions), Dynamic Programming (4 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Paytm or TCS?
Paytm has 7 Easy, 19 Medium, and 3 Hard questions. TCS has 99 Easy, 108 Medium, and 21 Hard questions. Paytm has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Paytm and TCS?
Start with the 16 shared problems since they cover what both companies ask most often. Then add 13 Paytm-specific and 20 TCS-specific questions to round out your prep.