Cognizant vs Paytm Interview Questions
Cognizant lists 29 LeetCode interview questions while Paytm lists 29. They share 4 problems — 14% of Cognizant's bank and 14% of Paytm's. Focus on the overlap first, then drill into 25 Cognizant-only and 25 Paytm-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 4 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Cognizant and Paytm.
Step 2 — Company-specific depth: Add Cognizant-specific problems like Palindrome Number, Count Subarrays of Length Three With a Condition, Smallest Value of the Rearranged Number and Paytm-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
4 Shared Questions
High-priority problems to practice for both Cognizant and Paytm.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Longest Palindromic Substring | Medium |
| Valid Parentheses | Easy |
| Longest Substring Without Repeating Characters | Medium |
Unique to Cognizant (25)
Problems in Cognizant's list that do not appear at Paytm.
Unique to Paytm (25)
Problems in Paytm's list that do not appear at Cognizant.
Frequently Asked Questions
How many LeetCode questions do Cognizant and Paytm share?
Cognizant and Paytm share 4 LeetCode interview questions. 25 problems appear only in Cognizant's list and 25 appear only in Paytm's list.
What topics overlap most between Cognizant and Paytm?
The most common shared topics between Cognizant and Paytm are String (3 shared questions), Hash Table (2 shared questions), Array (1 shared questions), Two Pointers (1 shared questions), Dynamic Programming (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Cognizant or Paytm?
Cognizant has 18 Easy, 10 Medium, and 1 Hard questions. Paytm has 7 Easy, 19 Medium, and 3 Hard questions. Paytm has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Cognizant and Paytm?
Start with the 4 shared problems since they cover what both companies ask most often. Then add 20 Cognizant-specific and 20 Paytm-specific questions to round out your prep.