import java.util.Arrays;

/*

Trace throught the following code by hand, and record what it prints out.

To check your answers, compile and run the file.

*/

public class Assess5_2_Sample{

  public static char[][] func1(char[][] x, char c){
    System.out.println("func1");
    c = 'f';
    x[1][1] = c;
    x[1][2] = 'k';
    char[][] x1 = {{}};
    x = x1;
    char[][] x2 = {{'c', 'd', 'e'}};
    return x2;
  }

  public static char func2(char[] a){
    System.out.println("func2");
    char c = 'g';
    a[0] = c;
    return c;
  }

  public static void main(String[] args){

    char c = 'w';
    char[] a = {'c', 'a', 't'};
    char[][] q = {{}, a, {'b', 'c'}};
    char[][] d = q;
    d[1] = new char[3];
    d[1][0] = 'd';
    d[1][1] = 'o';
    d[1][2] = 'g';

    System.out.println(Arrays.toString(a));
    System.out.println(c);
    System.out.println(Arrays.deepToString(q));
    System.out.println(Arrays.deepToString(d));

    q[2][1] = 'z';
    System.out.println(Arrays.deepToString(q));
    System.out.println(Arrays.deepToString(d));

    q = func1(d, c);
    System.out.println(Arrays.toString(a));
    System.out.println(c);
    System.out.println(Arrays.deepToString(q));
    System.out.println(Arrays.deepToString(d));

    func2(q[0]);
    System.out.println(Arrays.toString(a));
    System.out.println(c);
    System.out.println(Arrays.deepToString(q));
    System.out.println(Arrays.deepToString(d));
  }

}