Infosys vs Paytm Interview Questions
Infosys lists 105 LeetCode interview questions while Paytm lists 29. They share 11 problems — 10% of Infosys's bank and 38% of Paytm's. Focus on the overlap first, then drill into 94 Infosys-only and 18 Paytm-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 11 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Infosys and Paytm.
Step 2 — Company-specific depth: Add Infosys-specific problems like Maximum Good Subtree Score, Find Building Where Alice and Bob Can Meet, Minimum Reverse Operations and Paytm-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Infosys skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
11 Shared Questions
High-priority problems to practice for both Infosys and Paytm.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Valid Parentheses | Easy |
| Trapping Rain Water | Hard |
| Linked List Cycle II | Medium |
| Longest Palindromic Substring | Medium |
| Longest Consecutive Sequence | Medium |
| Find the Duplicate Number | Medium |
| Container With Most Water | Medium |
| Search in Rotated Sorted Array | Medium |
Unique to Infosys (94)
Problems in Infosys's list that do not appear at Paytm.
Unique to Paytm (18)
Problems in Paytm's list that do not appear at Infosys.
Frequently Asked Questions
How many LeetCode questions do Infosys and Paytm share?
Infosys and Paytm share 11 LeetCode interview questions. 94 problems appear only in Infosys's list and 18 appear only in Paytm's list.
What topics overlap most between Infosys and Paytm?
The most common shared topics between Infosys and Paytm are Array (7 shared questions), Two Pointers (5 shared questions), Hash Table (4 shared questions), String (3 shared questions), Dynamic Programming (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Infosys or Paytm?
Infosys has 32 Easy, 57 Medium, and 16 Hard questions. Paytm has 7 Easy, 19 Medium, and 3 Hard questions. Infosys has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Infosys and Paytm?
Start with the 11 shared problems since they cover what both companies ask most often. Then add 20 Infosys-specific and 18 Paytm-specific questions to round out your prep.