UVa Problem ID 458 (The Decoder)

//Note:-be careful about encoding

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

public class Main {
	public static void main(String[] args) throws IOException 
    {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in,"ISO-8859-1"));        
		OutputStreamWriter cout = new OutputStreamWriter(System.out, "ISO-8859-1");

        StringBuffer sb=new StringBuffer("");
        String input;
        while ((input=br.readLine())!=null) {
        	for (int i = 0; i