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Posted By

zeljic on 10/29/09


Tagged

roman numerals arabic


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zeljic


Arabic to Roman numerals

 / Published in: Java
 
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  1. public static String ArabicToRoman(int aNumber){
  2.  
  3.         if(aNumber < 1 || aNumber > 3999){
  4.             return "-1";
  5.         }
  6.  
  7.         int[] aArray = {1000,900,500,400,100,90,50,40,10,9,5,4,1};
  8.         String[] rArray = {"M","CM","D","CD","C","XC","L","XL","X","IX","V","IV","I"};
  9.         String rNumber = "";
  10.  
  11.         for(int i=0; i<aArray.length; i++){
  12.             while(aNumber >= aArray[i]){
  13.                 rNumber += rArray[i];
  14.                 aNumber -= aArray[i];
  15.             }
  16.         }
  17.  
  18.         return rNumber;
  19.     }

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Posted By: zeljic on March 8, 2010

Original on: http://findwayout.com/20/arabic-to-roman-numerals-in-java/

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