Given an array of integers, return a new array with each value doubled.
For example:
[1, 2, 3] --> [2, 4, 6]
def maps(x)
x.map{ |el| el * 2 }
end
Given an array of integers, return a new array with each value doubled.
For example:
[1, 2, 3] --> [2, 4, 6]
def maps(x)
x.map{ |el| el * 2 }
end