///////    Exec.java    ///////
import java.io.*;

public class Exec
{  public static void main (String[] args)
           throws IOException
   {   Process child = Runtime.getRuntime().exec(args);  // (1)
       InputStreamReader in = 
          new InputStreamReader(child.getInputStream()); // (2)
       OutputStreamWriter out =
          new OutputStreamWriter(System.out);            // (3)
       int c;
       while ( (c = in.read()) != -1 )                   // (4)
           out.write((char) c);
      out.flush();
   }
}