package com.hnevc.guochengwang;

import java.util.Scanner;

public class Homework34 {
public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int count = 1; //计数
    String num = sc.nextLine();//用户输入号码，并读取一整行字符
    for (int i=0 ; i<num.length() ; i++){
        char result = num.charAt(i);
        if (Character.isLetter(result)){
            System.out.println("非法字符");
        }
        if (Character.isWhitespace(result)){ //记录空格数
            count++;
        }
    }
    System.out.println(count);
}
}