Deutsche Bank vs TCS Interview Questions
Deutsche Bank lists 21 LeetCode interview questions while TCS lists 228. They share 7 problems — 33% of Deutsche Bank's bank and 3% of TCS's. Focus on the overlap first, then drill into 14 Deutsche Bank-only and 221 TCS-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 7 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Deutsche Bank and TCS.
Step 2 — Company-specific depth: Add Deutsche Bank-specific problems like Find the Maximum Sum of Node Values, Apply Operations to Maximize Frequency Score, Smallest K-Length Subsequence With Occurrences of a Letter and TCS-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Deutsche Bank skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
7 Shared Questions
High-priority problems to practice for both Deutsche Bank and TCS.
| Problem | Difficulty |
|---|---|
| Longest Common Prefix | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Two Sum | Easy |
| Pascal's Triangle | Easy |
| Squares of a Sorted Array | Easy |
| Split Array With Same Average | Hard |
| Reverse Words in a String | Medium |
Unique to Deutsche Bank (14)
Problems in Deutsche Bank's list that do not appear at TCS.
Unique to TCS (221)
Problems in TCS's list that do not appear at Deutsche Bank.
| Problem | Difficulty |
|---|---|
| Friday Purchases I | Medium |
| Longest Palindromic Substring | Medium |
| Palindrome Number | Easy |
| Maximum Subarray | Medium |
| Move Zeroes | Easy |
| Majority Element | Easy |
| Sort Colors | Medium |
| Valid Anagram | Easy |
| Find the Index of the First Occurrence in a String | Easy |
| Single Number | Easy |
| Second Highest Salary | Medium |
| Valid Parentheses | Easy |
Frequently Asked Questions
How many LeetCode questions do Deutsche Bank and TCS share?
Deutsche Bank and TCS share 7 LeetCode interview questions. 14 problems appear only in Deutsche Bank's list and 221 appear only in TCS's list.
What topics overlap most between Deutsche Bank and TCS?
The most common shared topics between Deutsche Bank and TCS are Array (6 shared questions), Dynamic Programming (3 shared questions), String (2 shared questions), Hash Table (2 shared questions), Two Pointers (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Deutsche Bank or TCS?
Deutsche Bank has 7 Easy, 7 Medium, and 7 Hard questions. TCS has 99 Easy, 108 Medium, and 21 Hard questions. Deutsche Bank has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Deutsche Bank and TCS?
Start with the 7 shared problems since they cover what both companies ask most often. Then add 14 Deutsche Bank-specific and 20 TCS-specific questions to round out your prep.