#include<bits/stdc++.h>
#define fastio ios_base::sync_with_stdio(false);cin.tie(NULL);
using namespace std;
using ll = long long;

int main(){
    map <string, int> pos;
    string x[502];
    string p1[502];
    string p2[502];
    int n, p, q, ans;
    cin>>n>>p>>q;

    for(int i = 0; i < n; i++){
        cin>>x[i];
    }
    for(int i = 0; i < p; i++){
        cin>>p1[i];
        pos[p1[i]] = 1;
    }
    for(int i = 0; i < q; i++){
        cin>>p2[i];
        pos[p2[i]] = 2;
    }

    ans = n;
    int cnt1 = 0, cnt2 = 0;
    for(int i = 0; i < n; i++){
        if(pos[x[i]] == 1){
            while(p1[cnt1] != x[i] && cnt1 < p){
                // cout<<x[i]<<" "<<p1[cnt1]<<endl;
                pos[p1[cnt1]] = 0;
                ans--;
                cnt1++;
            }
            cnt1++;
        }
        if(pos[x[i]] == 2){
            while(p2[cnt2] != x[i] && cnt2 < q){
                // cout<<x[i]<<" "<<p2[cnt2]<<endl;
                pos[p2[cnt2]] = 0;
                ans--;
                cnt2++;
            }
            cnt2++;
        }
    }
    cout<<ans<<endl;
}