#include <stdio.h>
#include <ctype.h>

int main ( ) {
	int wc;
	int c = 0;
	for (wc=1;   ; wc++) {
	  /* Skip past leading white space. */
	  while ((c != EOF) && isspace(c) ) {
	    c = getchar ( );
	  }
	  /* Read through characters of the word. */
	  while ((c != EOF) && !isspace(c) ) {
	    c = getchar();
	  }
	}
	printf ("%d\n", wc);
	return 0;
}