import java.util.Calendar; import java.util.Scanner;
public class Main { public static void main(String[] args) { Scanner console = new Scanner(System.in); int year = console.nextInt();
//write your code here......
Calendar calendar = Calendar.getInstance();
for(int i = 1 ; i <= 12;i++){
calendar.set(year,i,0);
System.out.println(year+"年"+i+"月:"+calendar.get(calendar.DAY_OF_MONTH)+"天");
}
}
}