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Jan 17th, 2018
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Java 1.52 KB | None | 0 0
  1. import java.util.Scanner;
  2.  
  3. public class CurrencyConverter2 {
  4.     public static void main(String[] args) {
  5.         Scanner scanner = new Scanner(System.in);
  6.  
  7.         double amounth = Double.parseDouble(scanner.nextLine());
  8.         String currencyIn = scanner.nextLine().toUpperCase();
  9.         String currencyOut = scanner.nextLine().toUpperCase();
  10.  
  11.         double usdToBgn = 1.79549;
  12.         double eurToBgn = 1.95583;
  13.         double gbpToBgn = 2.53405;
  14.         double inToBgn = 0;
  15.  
  16.         switch (currencyIn) {
  17.             case "BGN":
  18.                 inToBgn = amounth;
  19.                 break;
  20.             case "USD":
  21.                 inToBgn = amounth * usdToBgn;
  22.                 break;
  23.             case "EUR":
  24.                 inToBgn = amounth * eurToBgn;
  25.                 break;
  26.             case "GBP":
  27.                 inToBgn = amounth * gbpToBgn;
  28.                 break;
  29.             default:
  30.                 System.out.println("Unknown currency.");
  31.         }
  32.         switch (currencyOut) {
  33.             case "BGN":
  34.                 amounth = inToBgn;
  35.                 break;
  36.             case "USD":
  37.                 amounth = inToBgn / usdToBgn;
  38.                 break;
  39.             case "EUR":
  40.                 amounth = inToBgn / eurToBgn;
  41.                 break;
  42.             case "GBP":
  43.                 amounth = inToBgn / gbpToBgn;
  44.                 break;
  45.             default:
  46.                 System.out.println("Unknown currency.");
  47.         }
  48.         System.out.printf("%.2f %s%n", amounth, currencyOut);
  49.     }
  50. }
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