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import java.security.Permission;

import java.util.Scanner;

public class IntToString {

public static void main(String[] args) {

DoNotTerminate.forbidExit();

try {

Scanner in = new Scanner(System.in);

int n = in .nextInt();

in.close();

//String s=???; Complete this line below

//Write your code here

String s = Integer.toString(n);

if (n == Integer.parseInt(s)) {

System.out.println("Good job");

} else {

System.out.println("Wrong answer.");

}

} catch (DoNotTerminate.ExitTrappedException e) {

System.out.println("Unsuccessful Termination!!");

}

}

}

//The following class will prevent you from terminating the code using exit(0)!

class DoNotTerminate {

public static class ExitTrappedException extends SecurityException {

private static final long serialVersionUID = 1;

}

public static void forbidExit() {

final SecurityManager securityManager = new SecurityManager() {

@Override

public void checkPermission(Permission permission) {

if (permission.getName().contains("exitVM")) {

throw new ExitTrappedException();

}

}

};

System.setSecurityManager(securityManager);

}

}