/*Write a method seven that accepts a Random parameter and uses it to draw
up to ten lotto numbers from 1-30.

If any of the numbers is a lucky 7, the method should stop and return true.
If none of the ten are 7 it should return false.

The method should print each number as it is drawn.

15 29 18 29 11 3 30 17 19 22	(first call)
29 5 29 4 7	(second call)
*/
import java.util.*;
public class Lotto {
   public static void main(String[] args) {
      Random r = new Random();
      boolean result = seven(r);
      
      if (result) {
         System.out.println("WOOHOO!");
      }
   }
   
   public static boolean seven(Random r) {
      for (int i = 0; i < 10; i++) {
         int draw = r.nextInt(30) + 1;
         System.out.print(draw + " ");
         
         if (draw == 7) {
            return true; // quits the method right away
         }
      }
      return false; // we only get here if the loop runs the whole way
   }
}