TCS vs Wells Fargo Interview Questions
TCS lists 228 LeetCode interview questions while Wells Fargo lists 24. They share 10 problems — 4% of TCS's bank and 42% of Wells Fargo's. Focus on the overlap first, then drill into 218 TCS-only and 14 Wells Fargo-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 10 overlapping problems first. These are the highest-yield questions for candidates interviewing at both TCS and Wells Fargo.
Step 2 — Company-specific depth: Add TCS-specific problems like Friday Purchases I, Two Sum, Longest Palindromic Substring and Wells Fargo-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: TCS skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
10 Shared Questions
High-priority problems to practice for both TCS and Wells Fargo.
| Problem | Difficulty |
|---|---|
| Maximum Subarray | Medium |
| Longest Common Prefix | Easy |
| Valid Parentheses | Easy |
| Spiral Matrix | Medium |
| Merge Intervals | Medium |
| Product of Array Except Self | Medium |
| LRU Cache | Medium |
| Number of Islands | Medium |
| Intersection of Two Linked Lists | Easy |
| Rotate String | Easy |
Unique to TCS (218)
Problems in TCS's list that do not appear at Wells Fargo.
| Problem | Difficulty |
|---|---|
| Friday Purchases I | Medium |
| Two Sum | Easy |
| Longest Palindromic Substring | Medium |
| Palindrome Number | Easy |
| Move Zeroes | Easy |
| Majority Element | Easy |
| Best Time to Buy and Sell Stock | 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 |
Unique to Wells Fargo (14)
Problems in Wells Fargo's list that do not appear at TCS.
Frequently Asked Questions
How many LeetCode questions do TCS and Wells Fargo share?
TCS and Wells Fargo share 10 LeetCode interview questions. 218 problems appear only in TCS's list and 14 appear only in Wells Fargo's list.
What topics overlap most between TCS and Wells Fargo?
The most common shared topics between TCS and Wells Fargo are Array (6 shared questions), String (3 shared questions), Matrix (2 shared questions), Hash Table (2 shared questions), Linked List (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: TCS or Wells Fargo?
TCS has 99 Easy, 108 Medium, and 21 Hard questions. Wells Fargo has 10 Easy, 12 Medium, and 2 Hard questions. TCS has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both TCS and Wells Fargo?
Start with the 10 shared problems since they cover what both companies ask most often. Then add 20 TCS-specific and 14 Wells Fargo-specific questions to round out your prep.