Given a vector v, return a vector s containting the sum of every two adjacent elements in the vector.

Every element s(i) contains the sum of v(i) and v(i+1).

Example:

 v = [1, 2, 4, 4, 5, 8]
 s = [3, 6, 8, 9, 13]
Solve

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Last Solution submitted on May 29, 2026

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Chris Cleveland fnoto Mehul Gajwani Matthew Bolyard

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