Cisco vs Paytm Interview Questions
Cisco lists 87 LeetCode interview questions while Paytm lists 29. They share 10 problems — 11% of Cisco's bank and 34% of Paytm's. Focus on the overlap first, then drill into 77 Cisco-only and 19 Paytm-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 Cisco and Paytm.
Step 2 — Company-specific depth: Add Cisco-specific problems like House Robber, Predict the Winner, Lucky Numbers in a Matrix and Paytm-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Cisco 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 Cisco and Paytm.
| Problem | Difficulty |
|---|---|
| Longest Palindromic Substring | Medium |
| Two Sum | Easy |
| Valid Parentheses | Easy |
| Trapping Rain Water | Hard |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Reverse Linked List | Easy |
| Search a 2D Matrix | Medium |
| Longest Consecutive Sequence | Medium |
| Min Stack | Medium |
Unique to Cisco (77)
Problems in Cisco's list that do not appear at Paytm.
| Problem | Difficulty |
|---|---|
| House Robber | Medium |
| Predict the Winner | Medium |
| Lucky Numbers in a Matrix | Easy |
| Rotate Image | Medium |
| Spiral Matrix | Medium |
| Fizz Buzz | Easy |
| LRU Cache | Medium |
| Snakes and Ladders | Medium |
| Number of Valid Words in a Sentence | Easy |
| Maximum Difference Between Increasing Elements | Easy |
| Merge Intervals | Medium |
| Find Third Transaction | Medium |
Unique to Paytm (19)
Problems in Paytm's list that do not appear at Cisco.
Frequently Asked Questions
How many LeetCode questions do Cisco and Paytm share?
Cisco and Paytm share 10 LeetCode interview questions. 77 problems appear only in Cisco's list and 19 appear only in Paytm's list.
What topics overlap most between Cisco and Paytm?
The most common shared topics between Cisco and Paytm are Array (5 shared questions), String (3 shared questions), Dynamic Programming (3 shared questions), Hash Table (3 shared questions), Stack (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Cisco or Paytm?
Cisco has 24 Easy, 50 Medium, and 13 Hard questions. Paytm has 7 Easy, 19 Medium, and 3 Hard questions. Cisco has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Cisco and Paytm?
Start with the 10 shared problems since they cover what both companies ask most often. Then add 20 Cisco-specific and 19 Paytm-specific questions to round out your prep.