public class Money { public static String getRurPrice(double price){ String result; int roundedPrice = (int)Math.floor(price); if (roundedPrice%100 >= 11 && roundedPrice%100 <= 14){ result = String.format("%.2f рублей", price); } else { switch (roundedPrice%10) { case 1: result = String.format("%.2f рубль", price); break; case 2: case 3: case 4: result = String.format("%.2f рубля", price); break; default: result = String.format("%.2f рублей", price); break; } } return result; } }