#include <bits/stdc++.h>
#define syosu(x) fixed<<setprecision(x)
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int,int> P;
typedef pair<double,double> pdd;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<double> vd;
typedef vector<vd> vvd;
typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef vector<string> vs;
typedef vector<P> vp;
typedef vector<vp> vvp;
typedef vector<pll> vpll;
typedef pair<int,P> pip;
typedef vector<pip> vip;
const int inf=1<<30;
const ll INF=1ll<<60;
const double pi=acos(-1);
const double eps=1e-8;
const ll mod=1e9+7;
const int dx[4]={-1,0,1,0},dy[4]={0,-1,0,1};

int n;
vvi a;

int main(){
	cin>>n;
	a=vvi(3,vi(n));
	int res=0;
	for(int i=0;i<3;i++){
		int m;
		cin>>m;
		for(int j=0;j<m;j++){
			int x;
			cin>>x;
			a[i][x-1]++;
		}
		if(i==2) res+=m;
	}
	for(int i=0;i<n;i++) if(a[0][i]&&a[1][i]&&a[2][i]) res++;
	for(int i=0;i<n;i++) if(a[0][i]&&a[2][i]) res--;
	cout<<res<<endl;
}
