Airtel Interview Questions — 6 DSA Problems

6 problems with full solutions in Python, Java, C++, JavaScript, Go, Rust.

Most frequently asked Airtel LeetCode questions for software engineering interviews.

• Find Polygon With the Largest Perimeter (MEDIUM) — Array, Greedy, Sorting, Prefix Sum
• XOR Queries of a Subarray (MEDIUM) — Array, Bit Manipulation, Prefix Sum
• Longest Substring Without Repeating Characters (MEDIUM) — Hash Table, String, Sliding Window
• Generate Parentheses (MEDIUM) — String, Dynamic Programming, Backtracking
• Best Time to Buy and Sell Stock (EASY) — Array, Dynamic Programming
• Find First and Last Position of Element in Sorted Array (MEDIUM) — Array, Binary Search