Cisco vs Waymo Interview Questions
Cisco lists 87 LeetCode interview questions while Waymo lists 25. They share 4 problems — 5% of Cisco's bank and 16% of Waymo's. Focus on the overlap first, then drill into 83 Cisco-only and 21 Waymo-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 4 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Cisco and Waymo.
Step 2 — Company-specific depth: Add Cisco-specific problems like Longest Palindromic Substring, House Robber, Predict the Winner and Waymo-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Waymo skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
4 Shared Questions
High-priority problems to practice for both Cisco and Waymo.
| Problem | Difficulty |
|---|---|
| Max Points on a Line | Hard |
| Number of Islands | Medium |
| Meeting Rooms II | Medium |
| Largest Rectangle in Histogram | Hard |
Unique to Cisco (83)
Problems in Cisco's list that do not appear at Waymo.
| Problem | Difficulty |
|---|---|
| Longest Palindromic Substring | Medium |
| House Robber | Medium |
| Predict the Winner | Medium |
| Lucky Numbers in a Matrix | Easy |
| Rotate Image | Medium |
| Spiral Matrix | Medium |
| Fizz Buzz | Easy |
| LRU Cache | Medium |
| Snakes and Ladders | Medium |
| Number of Valid Words in a Sentence | Easy |
| Maximum Difference Between Increasing Elements | Easy |
| Merge Intervals | Medium |
Unique to Waymo (21)
Problems in Waymo's list that do not appear at Cisco.
| Problem | Difficulty |
|---|---|
| Random Pick with Weight | Medium |
| Logger Rate Limiter | Easy |
| Number of Visible People in a Queue | Hard |
| Minimum Number of Refueling Stops | Hard |
| Minimum Knight Moves | Medium |
| Minimum Area Rectangle | Medium |
| Design Excel Sum Formula | Hard |
| Design Tic-Tac-Toe | Medium |
| Shortest Distance from All Buildings | Hard |
| Maximum Gap | Medium |
| Divide Array in Sets of K Consecutive Numbers | Medium |
| Find Peak Element | Medium |
Frequently Asked Questions
How many LeetCode questions do Cisco and Waymo share?
Cisco and Waymo share 4 LeetCode interview questions. 83 problems appear only in Cisco's list and 21 appear only in Waymo's list.
What topics overlap most between Cisco and Waymo?
The most common shared topics between Cisco and Waymo are Array (4 shared questions), Hash Table (1 shared questions), Math (1 shared questions), Geometry (1 shared questions), Depth-First Search (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Cisco or Waymo?
Cisco has 24 Easy, 50 Medium, and 13 Hard questions. Waymo has 1 Easy, 13 Medium, and 11 Hard questions. Waymo has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Cisco and Waymo?
Start with the 4 shared problems since they cover what both companies ask most often. Then add 20 Cisco-specific and 20 Waymo-specific questions to round out your prep.