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Problem 1024. Doubling elements in a vector

Created by Abdelhak ARESMOUK

Given the vector A, return B in which all numbers in A are doubling. So for:

A = [ 1 5 8 ]


B = [ 1 1 5 5 8 8 ]


Problem Group

Solution Statistics

116 correct solutions 42 incorrect solutions
Last solution submitted on Jul 18, 2016

Problem Comments