import java.util.Scanner; public class PJJJeden { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int a = sc.nextInt(); int k = 1; for (int i = 1; i <= a; i++) { k = k * i; } System.out.print(k); } }
import java.util.Scanner; public class PJJJeden { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int a = sc.nextInt(); int k = 1; for (int i = 1; i <= a; i++) { k = k * i; } System.out.print(k); } }