package com.company;

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        int num1, temp;
        int digits = 1;
        num1 = input.nextInt();

        temp = num1;

        if (temp / 10 == 0) {
            digits = 1;
        }
        else if (temp / 100 == 0) {
            digits = 2;
        }
        else if (temp / 1000 == 0) {
            digits = 3;
        }
        else
            digits =4;
    }
		System.out.println("the number have" + digits + "digits")
	
}