#include<iostream>
#include<cstdio>
using namespace std;
const int MAXN=255;
int n,cnt,x;
int id[MAXN];
int main()
{
	scanf("%d",&n);
	//cnt = n;
	for(int i=1;i<=n;++i) f[i]=i;
	for(int i=1;i<=n;++i){
		while(cin>>x && x){
			id[x]++;
		}
	}
	for(int i=1;i<=n;++i){
		if(!id[i])cnt++;
	}
	if(!cnt)printf("1");
	else
	printf("%d",cnt);
	return 0;
}