输入单词的个数

import java.util.Scanner;




public class test6 {

	/**
	 * @param args
	 * 输入的单词的个数
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub

		
		Scanner in=new Scanner(System.in);
		String aString=in.nextLine();
		
		int count=0;
		int word=0;
		
		char a[]=aString.toCharArray();
		for (int i = 0; i < a.length; i++) {
			
			if (word==0) {
				if (a[i]!=32)  {word=1; count++;}
			}
			else if (a[i]==32) {word=0;}
			
		}
		System.out.println(count);
	
		
		
		}
	

		
	}