Show the printout of the following code: public class Test { public static void main(String[] args) { double[][] m = {{1, 2, 3}, {1.5, 2.5, 3.5}, {0.1, 0.2, 0.3}}; System.out.println(foo(m)); } public static double foo(double[][] m) { double sum = 0; for (int i = 0; i < m.length; i++) sum += m[m.length - 1 - i][m.length - 1 - i]; return sum; } }