Java Taskbook Level 2.4
Given an array of numbers:
int[] arr = [1, 2, 3, 4, 5];
	Find the sum of the square roots of the elements of this array.
Given an array of numbers:
int[] {1, 2, 3, 4};
	Double each element of this array:
int[] {2, 4, 9, 8};
	Given an array:
int[10] arr;
	
		Use a loop to fill this array with integers from 10 to 1.