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

int foo(char *s, int n)
{
	int hikers=0,i,count=0;
	for(i=0;i<strlen(s);i++)
	{
		if(isalpha(s[i]))
		{
			hikers++;
		}
		else if(s[i] == '!')
		{
			if(hikers>n)
				count++;
			hikers = 0;
		}
	}
	return count;
}