import java.util.*;

public class ArrayAssignment2 {

    public static void main (String[] argv)
    {
        int[] A = {1, 2, 3};
        System.out.println ("A: " + Arrays.toString(A));

        int[] B;
        
        // First make the space - getting the length from A.
        B = new int [A.length];

        // Copy each entry.
        for (int i=0; i<A.length; i++) {
            B[i] = A[i];
        }
        
        // A modification of B does not affect A.
        B[1] = 5;
        System.out.println ("A: " + Arrays.toString(A));
    }

}