package utils; public class Currency { public static String getCurencyString(double price) { var mainPart = (int)price; var preLastDigit = mainPart % 100 / 10; if (preLastDigit == 1) { return "рублей"; } return switch (mainPart % 10) { case 1 -> "рубль"; case 2, 3, 4 -> "рубля"; default -> "рублей"; }; } }