// avoiding telescoping constructors using a non-static block

public class Test {

  int x;
  int y;

  { // put common code here - all constructors execute this..
    System.out.println("In non-static block, doing common code");
    x = 4;
  }

  Test() {
    System.out.println("in no-arg constructor");
    y = 5; // no-arg ctor makes y 5
  }

  Test(int val) {
    System.out.println("In int arg constructor");
    y = val; // this makes y whatever we want
  }

  public static void main(String[] d) {
    Test t1 = new Test(); // x=4 y=5
    Test t2 = new Test(6);// x=4 y=6

  }
}