Cisco vs JPMorgan Interview Questions
Cisco lists 87 LeetCode interview questions while JPMorgan lists 78. They share 24 problems — 28% of Cisco's bank and 31% of JPMorgan's. Focus on the overlap first, then drill into 63 Cisco-only and 54 JPMorgan-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 24 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Cisco and JPMorgan.
Step 2 — Company-specific depth: Add Cisco-specific problems like House Robber, Predict the Winner, Lucky Numbers in a Matrix and JPMorgan-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Cisco skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
24 Shared Questions
High-priority problems to practice for both Cisco and JPMorgan.
| Problem | Difficulty |
|---|---|
| Longest Palindromic Substring | Medium |
| Rotate Image | Medium |
| Spiral Matrix | Medium |
| Fizz Buzz | Easy |
| LRU Cache | Medium |
| Merge Intervals | Medium |
| Maximum Subarray | Medium |
| Minimum Cost to Make Array Equal | Hard |
| Happy Number | Easy |
| Two Sum | Easy |
| Valid Parentheses | Easy |
| Trapping Rain Water | Hard |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Letter Combinations of a Phone Number | Medium |
| Reverse Linked List | Easy |
| Longest Consecutive Sequence | Medium |
| Meeting Rooms II | Medium |
| Group Anagrams | Medium |
| Top K Frequent Elements | Medium |
| Maximum Product of Two Elements in an Array | Easy |
| Climbing Stairs | Easy |
| Permutations | Medium |
| Sliding Window Maximum | Hard |
Unique to Cisco (63)
Problems in Cisco's list that do not appear at JPMorgan.
Unique to JPMorgan (54)
Problems in JPMorgan's list that do not appear at Cisco.
Frequently Asked Questions
How many LeetCode questions do Cisco and JPMorgan share?
Cisco and JPMorgan share 24 LeetCode interview questions. 63 problems appear only in Cisco's list and 54 appear only in JPMorgan's list.
What topics overlap most between Cisco and JPMorgan?
The most common shared topics between Cisco and JPMorgan are Array (15 shared questions), Hash Table (8 shared questions), String (6 shared questions), Sorting (6 shared questions), Dynamic Programming (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Cisco or JPMorgan?
Cisco has 24 Easy, 50 Medium, and 13 Hard questions. JPMorgan has 25 Easy, 45 Medium, and 8 Hard questions. Cisco has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Cisco and JPMorgan?
Start with the 24 shared problems since they cover what both companies ask most often. Then add 20 Cisco-specific and 20 JPMorgan-specific questions to round out your prep.