import java.util.Scanner;

public class Year {

    public static void main(String[] args) {
        System.out.println("请输入年份：");//负数代表公元前，正数代表公元后
        Scanner input = new Scanner(System.in);
        try{
            int year = input.nextInt();
        
        String result=((year%4==0 && year%100 !=0) || (year%400==0))?
                "闰年":"平年";
        System.out.println(year+"是" +result);
    }finally{
        input.close();
    }
        
        
    }

}