Lyft vs TCS Interview Questions
Lyft lists 26 LeetCode interview questions while TCS lists 228. They share 7 problems — 27% of Lyft's bank and 3% of TCS's. Focus on the overlap first, then drill into 19 Lyft-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 Lyft and TCS.
Step 2 — Company-specific depth: Add Lyft-specific problems like Time Based Key-Value Store, Read N Characters Given read4 II - Call Multiple Times, Minimum Window Substring and TCS-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Lyft 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 Lyft and TCS.
| Problem | Difficulty |
|---|---|
| Rotting Oranges | Medium |
| Convert Sorted List to Binary Search Tree | Medium |
| String Compression | Medium |
| Min Stack | Medium |
| Longest Consecutive Sequence | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Product of Array Except Self | Medium |
Unique to Lyft (19)
Problems in Lyft's list that do not appear at TCS.
| Problem | Difficulty |
|---|---|
| Time Based Key-Value Store | Medium |
| Read N Characters Given read4 II - Call Multiple Times | Hard |
| Minimum Window Substring | Hard |
| Max Stack | Hard |
| Check Completeness of a Binary Tree | Medium |
| Car Pooling | Medium |
| Smallest Range Covering Elements from K Lists | Hard |
| Range Sum Query 2D - Immutable | Medium |
| Word Ladder II | Hard |
| Decode Ways | Medium |
| Water and Jug Problem | Medium |
| Implement Trie (Prefix Tree) | Medium |
Unique to TCS (221)
Problems in TCS's list that do not appear at Lyft.
| Problem | Difficulty |
|---|---|
| Friday Purchases I | Medium |
| Two Sum | Easy |
| Longest Palindromic Substring | Medium |
| Palindrome Number | Easy |
| Maximum Subarray | Medium |
| Move Zeroes | Easy |
| Majority Element | Easy |
| Longest Common Prefix | 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 |
Frequently Asked Questions
How many LeetCode questions do Lyft and TCS share?
Lyft and TCS share 7 LeetCode interview questions. 19 problems appear only in Lyft's list and 221 appear only in TCS's list.
What topics overlap most between Lyft and TCS?
The most common shared topics between Lyft and TCS are Array (3 shared questions), String (2 shared questions), Hash Table (2 shared questions), Breadth-First Search (1 shared questions), Matrix (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Lyft or TCS?
Lyft has 0 Easy, 19 Medium, and 7 Hard questions. TCS has 99 Easy, 108 Medium, and 21 Hard questions. Lyft has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Lyft and TCS?
Start with the 7 shared problems since they cover what both companies ask most often. Then add 19 Lyft-specific and 20 TCS-specific questions to round out your prep.