public class PF11 {
  public static void main(String []args) {
    byte b = 13;
    System.out.println(b);
    short s = b;
    System.out.println(s);
    int i = s;
    System.out.println(i);
    long l = i;
    System.out.println(l);

    l = 12345678;
    System.out.println(l);
    i = (int)l;
    System.out.println(i);
    s = (short)i;
    System.out.println(s);
    b =(byte)s;
    System.out.println(b);

    byte x = 12;
    byte y = 27;
    byte z = (byte)(x+y);

    System.out.println("----------");
    i = 0b0011_1111_1111_1111_1111_1111_1111_1111;
    System.out.println(i);
    i = i << 2;
    System.out.println(i);
    i = i >>>  2;
    System.out.println(i);

    float f = 0.0f;
    while (f!=20) {
      System.out.println(f);
      f = f+1/3f;
    }
    
  }
}