public static String Roman(int n){
		String s = "";
		int i = basen.length -1;
		while(n > 0){
			if(n >= basen[i]){
				n -= basen[i];
				s += baser[i];
			}
			else{
				i--;
				if(i < 0){
					System.err.println("Error 2");
				}
			}
		}
		return s;
	}