Beers

package Beers;

import java.util.Scanner;

public class Beers {

        public static void main(String[] args) {
                Scanner input = new Scanner(System.in);
                String currentInput;
                int result = 0;
                do  {
                        currentInput = input.nextLine();
                        String[] currentInputArray = currentInput.split(" ");
                        if (currentInputArray[currentInputArray.length-1].equals("beers")) {
                                result += Integer.parseInt(currentInputArray[0]);
                        }
                        if(currentInputArray[currentInputArray.length-1].equals("stacks")){
                                result += (Integer.parseInt(currentInputArray[0]) * 20);
                        }
                } while((currentInput.equals("End"))==false);

                int stacks = result / 20;
                int beers = result % 20;
                System.out.println(stacks + " stacks + " + beers+ " beers");
        }
}