Oracle vs Snap Interview Questions
Oracle lists 314 LeetCode interview questions while Snap lists 84. They share 45 problems — 14% of Oracle's bank and 54% of Snap's. Focus on the overlap first, then drill into 269 Oracle-only and 39 Snap-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 45 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Oracle and Snap.
Step 2 — Company-specific depth: Add Oracle-specific problems like Two Sum, Sliding Window Maximum, Valid Parentheses and Snap-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Snap skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
45 Shared Questions
High-priority problems to practice for both Oracle and Snap.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Number of Islands | Medium |
| Group Anagrams | Medium |
| Top K Frequent Elements | Medium |
| Merge k Sorted Lists | Hard |
| Merge Intervals | Medium |
| Meeting Rooms II | Medium |
| LFU Cache | Hard |
| Search in Rotated Sorted Array | Medium |
| Reverse Linked List | Easy |
| Min Stack | Medium |
| Koko Eating Bananas | Medium |
| Course Schedule | Medium |
| Unique Binary Search Trees | Medium |
| Binary Tree Maximum Path Sum | Hard |
| Product of Array Except Self | Medium |
| Word Ladder | Hard |
| Minimum Window Substring | Hard |
| Letter Combinations of a Phone Number | Medium |
| Word Break II | Hard |
| String Compression | Medium |
| Word Search | Medium |
| Number of Distinct Islands | Medium |
| Reverse Words in a String | Medium |
| Course Schedule II | Medium |
| Combination Sum II | Medium |
| Open the Lock | Medium |
| Basic Calculator | Hard |
| Basic Calculator II | Medium |
Showing top 30 of 45 shared problems.
Unique to Oracle (269)
Problems in Oracle's list that do not appear at Snap.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Sliding Window Maximum | Hard |
| Valid Parentheses | Easy |
| Longest Palindromic Substring | Medium |
| Spiral Matrix | Medium |
| Minimum One Bit Operations to Make Integers Zero | Hard |
| Asteroid Collision | Medium |
| Remove All Adjacent Duplicates in String II | Medium |
| Container With Most Water | Medium |
| 3Sum | Medium |
| Trapping Rain Water | Hard |
| Longest Consecutive Sequence | Medium |
Unique to Snap (39)
Problems in Snap's list that do not appear at Oracle.
| Problem | Difficulty |
|---|---|
| Design Log Storage System | Medium |
| Making A Large Island | Hard |
| Bricks Falling When Hit | Hard |
| Alien Dictionary | Hard |
| Closest Binary Search Tree Value | Easy |
| Word Abbreviation | Hard |
| One Edit Distance | Medium |
| Game of Life | Medium |
| Ternary Expression Parser | Medium |
| Burst Balloons | Hard |
| Binary Tree Vertical Order Traversal | Medium |
| Largest Merge Of Two Strings | Medium |
Frequently Asked Questions
How many LeetCode questions do Oracle and Snap share?
Oracle and Snap share 45 LeetCode interview questions. 269 problems appear only in Oracle's list and 39 appear only in Snap's list.
What topics overlap most between Oracle and Snap?
The most common shared topics between Oracle and Snap are Array (13 shared questions), String (12 shared questions), Hash Table (11 shared questions), Depth-First Search (6 shared questions), Breadth-First Search (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Oracle or Snap?
Oracle has 61 Easy, 194 Medium, and 59 Hard questions. Snap has 5 Easy, 52 Medium, and 27 Hard questions. Snap has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Oracle and Snap?
Start with the 45 shared problems since they cover what both companies ask most often. Then add 20 Oracle-specific and 20 Snap-specific questions to round out your prep.