using System.Linq;
using System;

public class Hello
{
    public static void Main()
    {
        string[] line = Console.ReadLine().Trim().Split(' ');
        var n = int.Parse(line[0]);
        var k = int.Parse(line[1]);
        var x = int.Parse(line[2]);
        var a = Enumerable.Range(1, n).ToArray();
        for (int i = 0; i < x - 1; i++)
        {
            line = Console.ReadLine().Trim().Split(' ');
            var p = int.Parse(line[0]) - 1;
            var q = int.Parse(line[1]) - 1;
            swap(a, p, q);
        }
        Console.ReadLine();
        var c = new int[k - x, 2];
        for (int i = 0; i < k - x; i++)
        {
            line = Console.ReadLine().Trim().Split(' ');
            c[i, 0] = int.Parse(line[0]) - 1;
            c[i, 1] = int.Parse(line[1]) - 1;
        }
        line = Console.ReadLine().Trim().Split(' ');
        var b = Array.ConvertAll(line, int.Parse);
        for (int i = k - x - 1; i >= 0; i--)
        {
            swap(b, c[i, 0], c[i, 1]);
        }
        getAns(a, b, n);
    }
    public static void getAns(int[] a, int[] b, int n)
    {
        var ans = new int[2];
        var p = 0;
        for (int i = 0; i < n; i++)
            if (a[i] != b[i]) ans[p++] = i + 1;
        Console.WriteLine(string.Join(" ", ans));
    }
    public static void swap(int[] a, int p, int q)
    {
        var w = a[p];
        a[p] = a[q];
        a[q] = w;
    }
}