Array Sum (Two Dimensional)
Geoffrey Challen // 2020.9.0
Declare and implement a function called arraySum
that receives a nullable two-dimensional double array
(Array<DoubleArray>?
)
values
as its only parameter and returns the sum of the values in the array as a Double
.
If the array is null
you should return 0 (as a Double
). None of the inner arrays will be null
.