import java.util.ArrayList; import java.util.List; import java.util.Scanner; public class Main { public static void main(String[] args) { BillSplitter billSplitter = new BillSplitter(); billSplitter.splitBill(); billSplitter.printBill(); } } class Rubles { public static String getSingularOrPlural(double amount) { int rubles = (int) amount; int lastDigit = rubles % 10; int lastTwoDigits = rubles % 100; if (lastTwoDigits >= 11 && lastTwoDigits <= 19) { return "рублей"; } else if (lastDigit == 1) { return "рубль"; } else if (lastDigit >= 2 && lastDigit <= 4) { return "рубля"; } else { return "рублей"; } } }