Oracle vs Paytm Interview Questions
Oracle lists 314 LeetCode interview questions while Paytm lists 29. They share 17 problems — 5% of Oracle's bank and 59% of Paytm's. Focus on the overlap first, then drill into 297 Oracle-only and 12 Paytm-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 17 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Oracle and Paytm.
Step 2 — Company-specific depth: Add Oracle-specific problems like LRU Cache, Number of Islands, Group Anagrams and Paytm-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Oracle skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
17 Shared Questions
High-priority problems to practice for both Oracle and Paytm.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| Two Sum | Easy |
| Valid Parentheses | Easy |
| Longest Palindromic Substring | Medium |
| Search in Rotated Sorted Array | Medium |
| Container With Most Water | Medium |
| Reverse Linked List | Easy |
| Trapping Rain Water | Hard |
| Longest Consecutive Sequence | Medium |
| Min Stack | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Search a 2D Matrix | Medium |
| String Compression | Medium |
| Remove All Adjacent Duplicates In String | Easy |
| Find the Duplicate Number | Medium |
| Linked List Cycle II | Medium |
| Minimize Maximum of Array | Medium |
Unique to Oracle (297)
Problems in Oracle's list that do not appear at Paytm.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Number of Islands | Medium |
| Group Anagrams | Medium |
| Top K Frequent Elements | Medium |
| Sliding Window Maximum | Hard |
| Merge k Sorted Lists | Hard |
| Merge Intervals | Medium |
| Meeting Rooms II | Medium |
| Spiral Matrix | Medium |
| Minimum One Bit Operations to Make Integers Zero | Hard |
| LFU Cache | Hard |
| Asteroid Collision | Medium |
Unique to Paytm (12)
Problems in Paytm's list that do not appear at Oracle.
Frequently Asked Questions
How many LeetCode questions do Oracle and Paytm share?
Oracle and Paytm share 17 LeetCode interview questions. 297 problems appear only in Oracle's list and 12 appear only in Paytm's list.
What topics overlap most between Oracle and Paytm?
The most common shared topics between Oracle and Paytm are Array (9 shared questions), Two Pointers (6 shared questions), String (5 shared questions), Hash Table (4 shared questions), Stack (4 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Oracle or Paytm?
Oracle has 61 Easy, 194 Medium, and 59 Hard questions. Paytm has 7 Easy, 19 Medium, and 3 Hard questions. Oracle has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Oracle and Paytm?
Start with the 17 shared problems since they cover what both companies ask most often. Then add 20 Oracle-specific and 12 Paytm-specific questions to round out your prep.