public class Formater { public String formater(double rubles) { String formaterRub = ""; int formatRubles = (int) Math.floor(rubles); if((formatRubles%100) >= 11 && (formatRubles%100) <= 19) formaterRub = "рублей"; else switch(formatRubles%10) { case 1: //System.out.println(formatRubles + " Рубль!\n"); formaterRub = "рубль"; break; case 2: case 3: case 4: //System.out.println(formatRubles + " Рубля!\n") formaterRub = "рубля"; break; default: // System.out.println(formatRubles + " Рублей!\n"); formaterRub = "рублей"; break; } return formaterRub; } }