import java.util.Scanner;

public class advGame
{
	public static void main( String[] args )
	{
		Scanner keyboard = new Scanner(System.in);
                String q ="";
                int n,a=3,b=3,c=3;
                System.out.println("A:" + a + "     " + "B:" + b + "     " + "C" + c);
               do{

                    System.out.println("Choose a pile:");
                    q = keyboard.next();
                    if(q.equals("A")){
                        System.out.println("How many to remove from pile:" + q);
                        n = keyboard.nextInt();
                        a = a - n;
                        System.out.println("A:" + a + "     " + "B:" + b + "     " + "C" + c);
                    }
                    else if(q.equals("B")){
                        System.out.println("How many to remove from pile:" + q);
                        n = keyboard.nextInt();
                        b = b - n;
                        System.out.println("A:" + a + "     " + "B:" + b + "     " + "C" + c);
                    }
                       else if(q.equals("C")){
                        System.out.println("How many to remove from pile:" + q);
                        n = keyboard.nextInt();
                        c = c - n;
                        System.out.println("A:" + a + "     " + "B:" + b + "     " + "C" + c);
                    }
               }while(a!= 0 && b!=0 && c!=0);


        }


}