题解 | #单组_spj判断YES与NO#

import java.util.Scanner;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = scanner.nextInt();
        if (n % 2 == 1) {
            System.out.println("YES");
        } else {
            System.out.println("NO");
        }
        scanner.close();
    }
}