// Demonstrate use of array in Java

public class ArrayDemo1 {

	public static void main(String[] args) {
		int[] arr;
		// create a new integer array with 3 elements
		// arr now refers (points) to this new array
		arr = new int[3];

		// using the 'length' attribute
		System.out.println("Length = " + arr.length);

		arr[0] = 100;
		arr[1] = arr[0] - 37;
		arr[2] = arr[1] / 2;
		for (int i=0; i<arr.length; i++) {
			System.out.println("arr[" + i + "] = " + arr[i]);
		}
	}
}