LeetCode The Hard Way

Airtel

6 problems

ProblemDifficultyFrequency Topics
1310. XOR Queries of a SubarrayMedium100%
ArrayBit ManipulationPrefix Sum
2971. Find Polygon With the Largest PerimeterMedium100%
ArrayGreedySortingPrefix SumPolygons
Next PermutationMedium77.4%
ArrayTwo Pointers
121. Best Time to Buy and Sell StockEasy77.4%
ArrayDynamic Programming
3. Longest Substring Without Repeating CharactersMedium68%
Hash TableStringSliding Window
34. Find First and Last Position of Element in Sorted ArrayMedium68%
ArrayBinary Search
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