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Leetcode 413. Arithmetic Slices

Count how many contiguous subarrays of length at least three form an arithmetic sequence (i.e., have the same difference between consecutive elements). The task reduces to finding runs where consecutive differences are equal and summing the number of distinct length-≥3 slices within each run.

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Mid November, 2024

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Calculate the sum of all subarrays that are in Arithmetic Progression (AP) with a common difference of either 0 or 1. Each array element is also considered to be an AP with a single element.

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