#define _CRT_SECURE_NO_WARNINGS
#include "bits/stdc++.h"
using namespace std;
#define rep(i, n) for(int i=0; i<(n); ++i)
#define FOR(i, m, n) for(int i=(m); i<(n); ++i)
#define sz(x) ((int)(x).size())
#define all(x) (x).begin(),(x).end()
#define mp make_pair
#define pb push_back
#define Cout(x) cout << (x) << endl
#define Cout2(x, y) cout << (x) << " " << (y) << endl
#define dump(x) cout << #x << " = " << (x) << endl;
#define forauto(i, a) for(auto i : a)cout << i << " "; puts("");
typedef long long LL;
typedef vector<int> VI;
typedef vector<LL> VL;
typedef vector<string> VS;
typedef vector<bool> VB;
typedef vector<vector<int>> VVI;
typedef pair<int, int> PII;
const int inf = 1e9;
const double pi = acos(-1.0);

int main() {
	int n; cin >> n;

	// <<a,b>, c>
	vector<pair<pair<bool, bool>, bool>> d(n);

	int x; cin >> x;
	rep(i, x) { int a; cin >> a; d[a - 1].first.first = true; }
	int y; cin >> y;
	rep(i, y) { int a; cin >> a; d[a - 1].first.second = true; }
	int z; cin >> z;
	rep(i, z) { int a; cin >> a; d[a - 1].second = true; }

	int ans = 0;
	rep(i, n) {
		if (!d[i].first.first&&d[i].second)ans++;
		else if (d[i].first.second&&d[i].second)ans++;
	}
	Cout(ans);
}
