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LLD and Concurrency Design for vending machine · 1️⃣ Functional Requirements A vending machine should support: Add products Add inventory...
1️⃣ Functional Requirements A hotel system should support: Add hotel rooms Search rooms (by type, price, availability) Book room Cancel...
We are designing a meeting scheduler with the following requirements: There are N rooms. We are given a stream of meeting requests (start time, end...
Problem: Parallel Parentheses Validator Description You are given a string s of length N consisting only of the characters '(' and ')'. A parentheses...
Asked in Phonepe interview. Design and implement a Paytm/PhonePe Wallet System that supports multiple concurrent users performing transactions at the...
📝 Problem Setup A logistics company has multiple loading docks where workers load packages into delivery trucks. Each truck has a weight/volume...
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