#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
#include <sstream>
#include <cstring>
#include <cstdio>
#include <cstdlib>
#include <cmath>
#include <queue>
#include <stack>
#include <map>
#include <set>
#include <numeric>
#include <cctype>
#include <tuple>
#include <climits>
#include <bitset>
#include <cassert>
#include <random>

#ifdef _MSC_VER
#include <agents.h>
#endif

#define FOR(i, a, b) for(int i = (a); i < (int)(b); ++i)
#define rep(i, n) FOR(i, 0, n)
#define ALL(v) v.begin(), v.end()
#define REV(v) v.rbegin(), v.rend()
#define MEMSET(v, s) memset(v, s, sizeof(v))
#define UNIQUE(v) (v).erase(unique(ALL(v)), (v).end())
#define MP make_pair
#define MT make_tuple

using namespace std;

typedef long long ll;
typedef pair<int, int> P;

template<class T> inline void chmax(T& a, const T& b) { if (b > a) a = b; }
template<class T> inline void chmin(T& a, const T& b) { if (b < a) a = b; }

const double EPS = 1e-9;

int main(){
	cin.tie(0);
	ios::sync_with_stdio(false);

	int n;
	cin >> n;
	vector<int> v(10, 1);

	while (n--){
		set<int> st;
		string s;
		rep(i, 4){
			int x;
			cin >> x;
			st.insert(x);
		}
		cin >> s;
		if (s == "YES"){
			rep(i, 10) if (!st.count(i)) v[i] = 0;
		}
		else{
			rep(i, 10) if (st.count(i)) v[i] = 0;
		}
	}

	rep(i, 10) if (v[i]) cout << i << endl;

	return 0;
}