import java.util.ArrayList;

public class BingoHopper {
	private ArrayList<BingoBall> hopper;
	private boolean[] called;
	private BingoBall currentBall;
	/**
	 * The Hopper constructor should initialize
	 * hopper and called. Fill hopper with all
	 * the BingoBalls from B-1 to O-75, and called should be set
	 * to all false. To avoid confusion, let called[1] set
	 * to true mean that ball B-1 was called (i.e. 0 is 
	 * not used).
	 * 
	 * finally, call nextBall() so that the first Ball
	 * is selected and currentBall can be initialized.
	 * @author Chris Thiel, ofmcap
	 * @version May 1 2021
	 * 
	 */
	public BingoHopper()
	{   // your code here
		
		
	}
	/**
	 * If there are balls remaining in the hopper,
	 * nextBall removes a randomly chosen ball from hopper,
	 * stores it into currentBall, and the correct element of
	 * the called array is set to true.
	 */
	public void nextBall() {
		//your code here
		
	}
	/**
	 * remaining
	 * @return the number of balls remaining in the hopper
	 */
	public int remaining() {
		return hopper.size();
	}
	/**
	 * called 
	 * @return the number of balls that have been called
	 */
	public int called() {
		//your code here
		
	}
	public BingoBall getCurrentBall() {
		return currentBall;
	}
	public String currentBall() {
		return currentBall.toString();
	}
	public boolean wasCalled(int number) {		
		return called[number];
	}
	

}