import java.util.Arrays; public class Main { public static void main(String args[]) { String s[] = {"a", "b", "c", "d"}; double d [][]= { {0.50, 0.20, 0.20, 0.30}, {0.50, 1.10, 0.50, 0.80}, {0.50, 0.70, 0.40}, {0.50, 0.70}, {0.50}, }; System.out.println(Arrays.toString(s)); System.out.println(Arrays.deepToString(d)); } }