public class Main {



    public static void main(String[] args) {
    // write your code here

        Scanner scan = new Scanner(System.in);
        System.out.println("Unesite x");
        int x=scan.nextInt();
        System.out.println("Unesite n");
        int n=scan.nextInt();


        System.out.println("Rezultat = "+Math.cos(Math.pow(x,n)));




    }
}