#include <bits/stdc++.h>
#define int long long
using namespace std;
const int maxn = 1e6+7;
const int MAXN = maxn / 2;
signed main()
{
 	ios::sync_with_stdio(false);
 	cin.tie(NULL);
 	cout.tie(NULL);
 	int n,m,l;
 	cin >> n >> m >> l;
 	string a[n],b,c;
	vector<string>v;
 	for (int i = 0; i < n; i++)
 		cin >> a[i];
 	for (int i = 0; i < m; i++)
 	{
 		cin >> b;
 		for (int j = 0; j < n; j++)
 		{
 			if (b == a[j])
 			{
 				a[j] = "Harry_Haiyun";
 				break;
			}
		}
	}
	for (int i = 0; i < n; i++)
		if (a[i] != "Harry_Haiyun")
			v.push_back(a[i]);
	for (int i = 0; i < l; i++)
	{
		cin >> c;
		v.push_back(c);
	}
	sort(v.begin(),v.end());
	while (v.size())
	{
		cout << v.back() << '\n';
		v.pop_back();
	}
 	return 0;
}