#include <cstdio>
using namespace std;


int N, X, t;
unsigned p[101] = { 0 };

int main(){
	scanf("%d", &N);
	for (int i = 0; i < 3; i++) {
		scanf("%d", &X);
		for (int j = 0; j < X; j++) {
			scanf("%d", &t);
			p[t] |= (1 << i);
		}
	}
	int ans = 0;
	for (int i = 1; i <= N; i++) {
		if ((!(p[i] & 1) && (p[i] & 4) || (p[i] & 2 && p[i] &4))) {
			ans++;
		}
	}
	printf("%d\n", ans);


	return 0;
}