Salesforce vs TCS Interview Questions
Salesforce lists 188 LeetCode interview questions while TCS lists 228. They share 50 problems — 27% of Salesforce's bank and 22% of TCS's. Focus on the overlap first, then drill into 138 Salesforce-only and 178 TCS-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 50 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Salesforce and TCS.
Step 2 — Company-specific depth: Add Salesforce-specific problems like Minimum Operations to Reduce an Integer to 0, Time Needed to Rearrange a Binary String, LFU Cache and TCS-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Salesforce skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
50 Shared Questions
High-priority problems to practice for both Salesforce and TCS.
| Problem | Difficulty |
|---|---|
| String Compression | Medium |
| Subarray Product Less Than K | Medium |
| LRU Cache | Medium |
| Maximum Product of Three Numbers | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Count the Number of Fair Pairs | Medium |
| Group Anagrams | Medium |
| Number of Islands | Medium |
| Merge Intervals | Medium |
| Binary Tree Maximum Path Sum | Hard |
| Longest Common Subsequence | Medium |
| Best Time to Buy and Sell Stock | Easy |
| K-diff Pairs in an Array | Medium |
| Longest Palindromic Substring | Medium |
| Trapping Rain Water | Hard |
| Two Sum | Easy |
| Min Stack | Medium |
| Zigzag Conversion | Medium |
| Top K Frequent Elements | Medium |
| Koko Eating Bananas | Medium |
| Container With Most Water | Medium |
| Maximum Subarray | Medium |
| Median of Two Sorted Arrays | Hard |
| Word Ladder | Hard |
| Merge k Sorted Lists | Hard |
| Sort Colors | Medium |
| Rotting Oranges | Medium |
| Generate Parentheses | Medium |
| 3Sum | Medium |
| Search in Rotated Sorted Array | Medium |
Showing top 30 of 50 shared problems.
Unique to Salesforce (138)
Problems in Salesforce's list that do not appear at TCS.
Unique to TCS (178)
Problems in TCS's list that do not appear at Salesforce.
| Problem | Difficulty |
|---|---|
| Friday Purchases I | Medium |
| Palindrome Number | Easy |
| Move Zeroes | Easy |
| Majority Element | Easy |
| Longest Common Prefix | Easy |
| Valid Anagram | Easy |
| Find the Index of the First Occurrence in a String | Easy |
| Single Number | Easy |
| Second Highest Salary | Medium |
| Rotate Array | Medium |
| Remove Duplicates from Sorted Array | Easy |
| Reverse Integer | Medium |
Frequently Asked Questions
How many LeetCode questions do Salesforce and TCS share?
Salesforce and TCS share 50 LeetCode interview questions. 138 problems appear only in Salesforce's list and 178 appear only in TCS's list.
What topics overlap most between Salesforce and TCS?
The most common shared topics between Salesforce and TCS are Array (19 shared questions), Two Pointers (8 shared questions), String (8 shared questions), Sorting (8 shared questions), Hash Table (7 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Salesforce or TCS?
Salesforce has 25 Easy, 112 Medium, and 51 Hard questions. TCS has 99 Easy, 108 Medium, and 21 Hard questions. Salesforce has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Salesforce and TCS?
Start with the 50 shared problems since they cover what both companies ask most often. Then add 20 Salesforce-specific and 20 TCS-specific questions to round out your prep.