Ola Cabs vs Oracle Interview Questions
Ola Cabs lists 24 LeetCode interview questions while Oracle lists 314. They share 20 problems — 83% of Ola Cabs's bank and 6% of Oracle's. Focus on the overlap first, then drill into 4 Ola Cabs-only and 294 Oracle-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 20 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Ola Cabs and Oracle.
Step 2 — Company-specific depth: Add Ola Cabs-specific problems like Alien Dictionary, Find Pivot Index, Excel Sheet Column Title and Oracle-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Ola Cabs skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
20 Shared Questions
High-priority problems to practice for both Ola Cabs and Oracle.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| Add Two Numbers | Medium |
| Trapping Rain Water | Hard |
| Two Sum | Easy |
| Validate Binary Search Tree | Medium |
| Group Anagrams | Medium |
| Binary Tree Maximum Path Sum | Hard |
| Longest Palindromic Substring | Medium |
| Climbing Stairs | Easy |
| House Robber | Medium |
| Number of Islands | Medium |
| Decode String | Medium |
| Container With Most Water | Medium |
| 3Sum | Medium |
| Find Minimum in Rotated Sorted Array | Medium |
| First Missing Positive | Hard |
| Delete Node in a Linked List | Medium |
| Best Time to Buy and Sell Stock | Easy |
| All Nodes Distance K in Binary Tree | Medium |
| Word Ladder | Hard |
Unique to Ola Cabs (4)
Problems in Ola Cabs's list that do not appear at Oracle.
| Problem | Difficulty |
|---|---|
| Alien Dictionary | Hard |
| Find Pivot Index | Easy |
| Excel Sheet Column Title | Easy |
| Unique Paths | Medium |
Unique to Oracle (294)
Problems in Oracle's list that do not appear at Ola Cabs.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Top K Frequent Elements | Medium |
| Sliding Window Maximum | Hard |
| Valid Parentheses | Easy |
| 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 |
| Search in Rotated Sorted Array | Medium |
| Asteroid Collision | Medium |
Frequently Asked Questions
How many LeetCode questions do Ola Cabs and Oracle share?
Ola Cabs and Oracle share 20 LeetCode interview questions. 4 problems appear only in Ola Cabs's list and 294 appear only in Oracle's list.
What topics overlap most between Ola Cabs and Oracle?
The most common shared topics between Ola Cabs and Oracle are Array (10 shared questions), Hash Table (6 shared questions), Dynamic Programming (6 shared questions), String (5 shared questions), Two Pointers (4 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Ola Cabs or Oracle?
Ola Cabs has 5 Easy, 14 Medium, and 5 Hard questions. Oracle has 61 Easy, 194 Medium, and 59 Hard questions. Ola Cabs has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Ola Cabs and Oracle?
Start with the 20 shared problems since they cover what both companies ask most often. Then add 4 Ola Cabs-specific and 20 Oracle-specific questions to round out your prep.