import java.util.Scanner;

public class Qiuhe {
	public static void main(String[] args) {
		System.out.println("请输入一个正整数");
		Scanner input = new Scanner(System.in);
		int number = input.nextInt();
		int i = 0;// i代表位数
		int a = number;
		while (a != 0) {
			a = a / 10;
			i++;
		}
		System.out.println("共" + i + "位数");
		int sum = 0;// sum各位之和
		do {
			int j = (int) Math.pow(10, (i - 1));
			int shu = (int) (number / j);// 从最高位向最低位取值
			number = number - shu * j;
			i--;
			sum = sum + shu;
		} while (i != 0);
		System.out.println("各位之和：" + sum);
	}
}