import java.util.Scanner;
public class Factorial {
    public static void main(String args[]){
        Scanner scan = new Scanner(System.in);
        int n = scan.nextInt();
        if(n < 1 || n > 20){
            System.out.print("Invalid input");
        }else {
            long fact = 1;
            for(int i =1; i <= n; i++) {
                fact *= i;
            }
            System.out.print((n)" "+fact);
        }
    }
}