Google vs Hashedin Interview Questions
Google lists 2,305 LeetCode interview questions while Hashedin lists 23. They share 19 problems — 1% of Google's bank and 83% of Hashedin's. Focus on the overlap first, then drill into 2,286 Google-only and 4 Hashedin-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 19 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Google and Hashedin.
Step 2 — Company-specific depth: Add Google-specific problems like Two Sum, Add Two Numbers, Median of Two Sorted Arrays and Hashedin-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Hashedin skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
19 Shared Questions
High-priority problems to practice for both Google and Hashedin.
| Problem | Difficulty |
|---|---|
| Trapping Rain Water | Hard |
| Best Time to Buy and Sell Stock | Easy |
| 3Sum | Medium |
| Container With Most Water | Medium |
| Number of Islands | Medium |
| Maximum Subarray | Medium |
| Next Permutation | Medium |
| Koko Eating Bananas | Medium |
| Jump Game | Medium |
| Group Anagrams | Medium |
| Maximum Product Subarray | Medium |
| Jump Game II | Medium |
| Edit Distance | Medium |
| Isomorphic Strings | Easy |
| Beautiful Arrangement | Medium |
| Minimum Time to Repair Cars | Medium |
| Count the Number of Powerful Integers | Hard |
| Chalkboard XOR Game | Hard |
| Minimum Cost to Make Array Equal | Hard |
Unique to Google (2,286)
Problems in Google's list that do not appear at Hashedin.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Add Two Numbers | Medium |
| Median of Two Sorted Arrays | Hard |
| Longest Common Prefix | Easy |
| Palindrome Number | Easy |
| Merge Sorted Array | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Create Hello World Function | Easy |
| Merge Strings Alternately | Easy |
| Longest Palindromic Substring | Medium |
| Longest Consecutive Sequence | Medium |
| Recyclable and Low Fat Products | Easy |
Unique to Hashedin (4)
Problems in Hashedin's list that do not appear at Google.
| Problem | Difficulty |
|---|---|
| Find Candidates for Data Scientist Position | Easy |
| Maximize Items | Hard |
| Maximum Points Inside the Square | Medium |
| Minimize Length of Array Using Operations | Medium |
Frequently Asked Questions
How many LeetCode questions do Google and Hashedin share?
Google and Hashedin share 19 LeetCode interview questions. 2286 problems appear only in Google's list and 4 appear only in Hashedin's list.
What topics overlap most between Google and Hashedin?
The most common shared topics between Google and Hashedin are Array (16 shared questions), Dynamic Programming (9 shared questions), Two Pointers (4 shared questions), Greedy (4 shared questions), String (4 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Google or Hashedin?
Google has 601 Easy, 1205 Medium, and 499 Hard questions. Hashedin has 3 Easy, 15 Medium, and 5 Hard questions. Hashedin has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Google and Hashedin?
Start with the 19 shared problems since they cover what both companies ask most often. Then add 20 Google-specific and 4 Hashedin-specific questions to round out your prep.