import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Commad {
public static void main(String[] args) throws IOException {
Runtime.getRuntime().exec(readLine());
}
private static String readLine() throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(
System.in));
return reader.readLine();
}
}