import java.util.Random;

public class examplesApril
{
  public static void main(String[] args)
  {
    // See page 254
    
    Random gen = new Random();
    int x = gen.nextInt();
    System.out.println(x);
    
    for(int i=0; i<5; i++){
      x = gen.nextInt(20);
      System.out.println(x);
    }

    for(int i=0; i<5; i++){
      x = gen.nextInt(20)-10;
      System.out.println(x);
    }

    float y = gen.nextFloat();
    System.out.println(y);
    
//    y = gen.nextDouble()*6 - 3;
    System.out.println(y);
    
   
  }
}