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  1. import java.util.Scanner;
  2.  
  3. class Teste {
  4.  
  5.     public static void main(String[] args) {
  6.  
  7.         Scanner teclado = new Scanner(System.in);
  8.  
  9.         int[] vaNum = {1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1};
  10.  
  11.         String[] vaRom = {"M", "CM", "D", "CD", "C", "XC", "L", "XL", "X", "IX", "V", "IV", "I"};
  12.  
  13.         while (true) {
  14.  
  15.             int numero = teclado.nextInt();
  16.             if (numero == 0) break;
  17.             System.out.printf("%-4d ", numero);
  18.             int i = 0;
  19.             while (numero > 0) {
  20.                 if (numero >= vaNum[i]) {
  21.                     System.out.print(vaRom[i]);
  22.                     numero -= vaNum[i];
  23.                 } else {
  24.                     i++;
  25.                 }
  26.             }
  27.             System.out.println();
  28.         }
  29.     }
  30. }
Success #stdin #stdout 0.06s 4386816KB
comments (?)
stdin 
4999
237
88
23
0
stdout 
4999 MMMMCMXCIX
237  CCXXXVII
88   LXXXVIII
23   XXIII
https://ideone.com/g6HM0v
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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