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ArrayList Sum
Unit Test
public double arrayListSum(ArrayList<Double> list)
{
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4 points

Write a method that takes a single ArrayList<Double> as a parameter and returns the sum of all elements in the ArrayList.

For example if we had an ArrayList<Double> list with the elements [1.0, 2.5, 2.5]:

arrayListSum(list)

Should return:

6.0

If there are no elements in the list, return 0

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Java Practice (main)
Java Version 1.8.0_222

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