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Airtel LeetCode Questions 2026

Browse LeetCode problems frequently asked by Airtel. Filter by difficulty and timeframe to focus your interview prep.

Last updated: 10 July 2026

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ProblemDifficultyFrequencyTopics
Longest Substring Without Repeating CharactersMEDIUM
75%
Hash TableStringSliding Window
XOR Queries of a SubarrayMEDIUM
100%
ArrayBit ManipulationPrefix Sum
Find Polygon With the Largest PerimeterMEDIUM
100%
ArrayGreedySortingPrefix Sum
Find First and Last Position of Element in Sorted ArrayMEDIUM
62.5%
ArrayBinary Search
Next PermutationMEDIUM
75%
ArrayTwo Pointers
Best Time to Buy and Sell StockEASY
75%
ArrayDynamic Programming
Container With Most WaterMEDIUM
62.5%
ArrayTwo PointersGreedy

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