#include "stdio.h"
#include "iostream"
#include "math.h"
#include <stdlib.h>
int main() {
  int n=1,k=0,kol=0;
  scanf("%d\n", &k);
  scanf("%d", &n);
  while(n!=0){
     if(n<k){kol++;}
     scanf("%d", &n);
  }
printf("%d",kol);
}