import java.util.Scanner; public class Main { public static void main(String[] args) { Main main = new Main(); Scanner scan = new Scanner(System.in); int number = scan.nextInt(); System.out.println(main.isPrimeNumber(number)); } public Boolean isPrimeNumber(int number) { //write your code here...... for(int i = 2; i<= number / 2;i++){ if(number % i == 0){ return false; } } return true; } }