#include<stdio.h>
int main()
{ char string[81];
    int i,num=0,word=0;
    char c;
    gets(string);
    for(i=0;(c=string[i])!='\0';i++)
        if(c==' ')
        word=0;
    else if(word==0)
    {
        word=1;
        num++;
    }
        printf("There are %d words in the line .\n",num);
}