Cisco vs Meta Interview Questions
Cisco lists 87 LeetCode interview questions while Meta lists 217. They share 48 problems — 55% of Cisco's bank and 22% of Meta's. Focus on the overlap first, then drill into 39 Cisco-only and 169 Meta-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 48 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Cisco and Meta.
Step 2 — Company-specific depth: Add Cisco-specific problems like Predict the Winner, Lucky Numbers in a Matrix, Fizz Buzz and Meta-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Meta skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
48 Shared Questions
High-priority problems to practice for both Cisco and Meta.
| Problem | Difficulty |
|---|---|
| Longest Palindromic Substring | Medium |
| House Robber | Medium |
| Rotate Image | Medium |
| Spiral Matrix | Medium |
| LRU Cache | Medium |
| Merge Intervals | Medium |
| Word Search II | Hard |
| Maximum Subarray | Medium |
| Max Points on a Line | Hard |
| Two Sum | Easy |
| Valid Parentheses | Easy |
| Trapping Rain Water | Hard |
| Longest Substring Without Repeating Characters | Medium |
| Merge Sorted Array | Easy |
| Decode String | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Letter Combinations of a Phone Number | Medium |
| Number of Islands | Medium |
| Move Zeroes | Easy |
| Reverse Linked List | Easy |
| Search a 2D Matrix | Medium |
| 3Sum | Medium |
| Longest Consecutive Sequence | Medium |
| Remove Duplicates from Sorted Array | Easy |
| Meeting Rooms II | Medium |
| Word Search | Medium |
| Add Two Numbers | Medium |
| Single Number | Easy |
| Group Anagrams | Medium |
| Valid Palindrome | Easy |
Showing top 30 of 48 shared problems.
Unique to Cisco (39)
Problems in Cisco's list that do not appear at Meta.
Unique to Meta (169)
Problems in Meta's list that do not appear at Cisco.
| Problem | Difficulty |
|---|---|
| Minimum Remove to Make Valid Parentheses | Medium |
| Valid Word Abbreviation | Easy |
| Binary Tree Vertical Order Traversal | Medium |
| Valid Palindrome II | Easy |
| Lowest Common Ancestor of a Binary Tree III | Medium |
| Kth Largest Element in an Array | Medium |
| Pow(x, n) | Medium |
| Binary Tree Right Side View | Medium |
| Simplify Path | Medium |
| Basic Calculator II | Medium |
| Lowest Common Ancestor of a Binary Tree | Medium |
| Find Peak Element | Medium |
Frequently Asked Questions
How many LeetCode questions do Cisco and Meta share?
Cisco and Meta share 48 LeetCode interview questions. 39 problems appear only in Cisco's list and 169 appear only in Meta's list.
What topics overlap most between Cisco and Meta?
The most common shared topics between Cisco and Meta are Array (21 shared questions), String (9 shared questions), Two Pointers (8 shared questions), Hash Table (7 shared questions), Matrix (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Cisco or Meta?
Cisco has 24 Easy, 50 Medium, and 13 Hard questions. Meta has 52 Easy, 132 Medium, and 33 Hard questions. Meta has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Cisco and Meta?
Start with the 48 shared problems since they cover what both companies ask most often. Then add 20 Cisco-specific and 20 Meta-specific questions to round out your prep.