Online Judge input and the output

C++

#include 
using namespace std;

int main(void)
{
    int a;
    while(cin >> a)
        cout << (char)a;
    return 0;
}

Java

import java.util.Scanner;
public class Main
{
    public static void main(String args[])
    {
        Scanner cin=new Scanner(System.in);
        int a;
        while(cin.hasNextInt()) {
            a = cin.nextInt();
            System.out.print((char)a);
        }
    }
}