ByteDance vs Paytm Interview Questions
ByteDance lists 64 LeetCode interview questions while Paytm lists 29. They share 9 problems — 14% of ByteDance's bank and 31% of Paytm's. Focus on the overlap first, then drill into 55 ByteDance-only and 20 Paytm-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 9 overlapping problems first. These are the highest-yield questions for candidates interviewing at both ByteDance and Paytm.
Step 2 — Company-specific depth: Add ByteDance-specific problems like LRU Cache, Smallest Subsequence of Distinct Characters, First Day Where You Have Been in All the Rooms and Paytm-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: ByteDance skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
9 Shared Questions
High-priority problems to practice for both ByteDance and Paytm.
| Problem | Difficulty |
|---|---|
| Remove Duplicate Letters | Medium |
| Two Sum | Easy |
| Trapping Rain Water | Hard |
| Search in Rotated Sorted Array | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Longest Palindromic Substring | Medium |
| Valid Parentheses | Easy |
| Linked List Cycle II | Medium |
Unique to ByteDance (55)
Problems in ByteDance's list that do not appear at Paytm.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Smallest Subsequence of Distinct Characters | Medium |
| First Day Where You Have Been in All the Rooms | Medium |
| Number of Islands | Medium |
| Course Schedule | Medium |
| Combination Sum | Medium |
| Basic Calculator II | Medium |
| Merge Intervals | Medium |
| Shortest Bridge | Medium |
| House Robber | Medium |
| Maximal Square | Medium |
| Regular Expression Matching | Hard |
Unique to Paytm (20)
Problems in Paytm's list that do not appear at ByteDance.
Frequently Asked Questions
How many LeetCode questions do ByteDance and Paytm share?
ByteDance and Paytm share 9 LeetCode interview questions. 55 problems appear only in ByteDance's list and 20 appear only in Paytm's list.
What topics overlap most between ByteDance and Paytm?
The most common shared topics between ByteDance and Paytm are String (4 shared questions), Array (4 shared questions), Stack (3 shared questions), Hash Table (3 shared questions), Two Pointers (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: ByteDance or Paytm?
ByteDance has 4 Easy, 51 Medium, and 9 Hard questions. Paytm has 7 Easy, 19 Medium, and 3 Hard questions. ByteDance has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both ByteDance and Paytm?
Start with the 9 shared problems since they cover what both companies ask most often. Then add 20 ByteDance-specific and 20 Paytm-specific questions to round out your prep.