Siemens vs Visa Interview Questions
Siemens lists 25 LeetCode interview questions while Visa lists 146. They share 12 problems — 48% of Siemens's bank and 8% of Visa's. Focus on the overlap first, then drill into 13 Siemens-only and 134 Visa-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 12 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Siemens and Visa.
Step 2 — Company-specific depth: Add Siemens-specific problems like Minimized Maximum of Products Distributed to Any Store, Peaks in Array, The Skyline Problem and Visa-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Siemens skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
12 Shared Questions
High-priority problems to practice for both Siemens and Visa.
| Problem | Difficulty |
|---|---|
| Number of Islands | Medium |
| Merge Intervals | Medium |
| Valid Parentheses | Easy |
| Merge Two Sorted Lists | Easy |
| LRU Cache | Medium |
| Two Sum | Easy |
| Valid Anagram | Easy |
| Group Anagrams | Medium |
| Longest Palindromic Substring | Medium |
| Top K Frequent Elements | Medium |
| Rotate Array | Medium |
| Best Time to Buy and Sell Stock | Easy |
Unique to Siemens (13)
Problems in Siemens's list that do not appear at Visa.
Unique to Visa (134)
Problems in Visa's list that do not appear at Siemens.
Frequently Asked Questions
How many LeetCode questions do Siemens and Visa share?
Siemens and Visa share 12 LeetCode interview questions. 13 problems appear only in Siemens's list and 134 appear only in Visa's list.
What topics overlap most between Siemens and Visa?
The most common shared topics between Siemens and Visa are Array (7 shared questions), Hash Table (5 shared questions), Sorting (4 shared questions), String (4 shared questions), Linked List (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Siemens or Visa?
Siemens has 8 Easy, 13 Medium, and 4 Hard questions. Visa has 32 Easy, 92 Medium, and 22 Hard questions. Siemens has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Siemens and Visa?
Start with the 12 shared problems since they cover what both companies ask most often. Then add 13 Siemens-specific and 20 Visa-specific questions to round out your prep.