import java.util.Arrays;
import java.util.Scanner;

public class Array {
    public static void main(String[] args) {
        new Array().run();
    }
    Scanner scanner = new Scanner(System.in);
    private String[] studenten = {"gerrit", "jasper", "geert balsma", "dinant", "hendrik"};
    //private int[] gedronkenBier = {0,0,0,0};
    private int[] gedronkenBier = new int[studenten.length];

    private void run() {
        int beer = 0;
        boolean exit = false;
        while (!exit) {
            System.out.println("********menu*********\n1) pak biertje\n2) afsluiten\n3) haal bier\n*********************");
            int choice = scanner.nextInt();
            if(choice == 1) {
                if (beer == 0){
                    System.out.println("Er is geen bier aanwezig, haal bier!");
                } else {
                    drinkBeer();
                }
            } else if (choice == 2) {
                exit = true;
            } else if (choice == 3) {
                beer = getBeer(beer);
                System.out.println(beer);
            }

        }
    }

    public void drinkBeer() {
        System.out.print("wie pakt een biertje?: ");
        String naam = scanner.next();

        for (int i = 0; i < studenten.length; i++) {
            if (naam.equals(studenten[i])) {
                gedronkenBier[i]++;
            }
        }
        System.out.println(Arrays.toString(gedronkenBier));
    }

    public int getBeer(int beer) {
        System.out.print("hoeveel bier is er gehaald: ");
        //int gehaaldbier = scanner.nextInt();
        return scanner.nextInt();
    }
}