#include <bits/stdc++.h>
using namespace std;

#define _p(...) (void)printf(__VA_ARGS__)
#define forr(x,arr) for(auto&& x:arr)
#define _overload3(_1,_2,_3,name,...) name
#define _rep2(i,n) _rep3(i,0,n)
#define _rep3(i,a,b) for(int i=int(a);i<int(b);++i)
#define rep(...) _overload3(__VA_ARGS__,_rep3,_rep2,)(__VA_ARGS__)
#define _rrep2(i,n) _rrep3(i,0,n)
#define _rrep3(i,a,b) for(int i=int(b)-1;i>=int(a);i--)
#define rrep(...) _overload3(__VA_ARGS__,_rrep3,_rrep2,)(__VA_ARGS__)
#define ALL(x) (x).begin(), (x).end()
#define BIT(n) (1LL<<(n))
#define SZ(x) ((int)(x).size())
#define fst first
#define snd second
using ll=long long;using pii=pair<int,int>;using vb=vector<bool>;
using vi=vector<int>;using vvi=vector<vi>;using vvvi=vector<vvi>;
using vl=vector<ll>;using vvl=vector<vl>;using vvvl=vector<vvl>;
using vd=vector<double>;using vvd=vector<vd>;using vvvd=vector<vvd>;
using vpii=vector<pii>;using vvpii=vector<vpii>;using vvvpii=vector<vvpii>;

void Main() {
  int N, K, X;
  cin >> N >> K >> X;

  vpii F, B;
  rep(i, X-1) {
    int l, r;
    cin >> l >> r;
    l--; r--;
    F.emplace_back(l, r);
  }
  {
    string q1, q2;
    cin >> q1 >> q2;
  }
  rep(i, K-X) {
    int l, r;
    cin >> l >> r;
    l--; r--;
    B.emplace_back(l, r);
  }
  reverse(ALL(B));

  vi R(N);
  rep(i, N) cin >> R[i];

  vi I(N);
  rep(i, N) I[i] = i+1;

  forr(lr, F) {
    swap(I[lr.fst], I[lr.snd]);
  }

  forr(lr, B) {
    swap(R[lr.fst], R[lr.snd]);
  }

  //cout << "I:"; rep(ii,SZ(I)) cout << ' ' << I[ii]; cout << endl;
  //cout << "R:"; rep(ii,SZ(R)) cout << ' ' << R[ii]; cout << endl;

  vi ans;
  rep(i, N) {
    if (I[i] != R[i]) ans.push_back(i);
  }

  assert(SZ(ans) == 2);

  _p("%d %d\n", ans[0]+1, ans[1]+1);
}
int main() { cin.tie(0); ios::sync_with_stdio(false); Main(); return 0; }