#include <iostream> #include <string> #include <vector> #include <algorithm> #include <cstring> #define REP(i,k,n) for(int i=k;i<n;i++) #define rep(i,n) for(int i=0;i<n;i++) #define INF 1<<30 using namespace std; int main() { int n; cin >> n; int cnt[10]; memset(cnt,0,sizeof(cnt)); rep(i,n) { vector<int> v(4); rep(j,4) cin >> v[j]; string s; cin >> s; if(s == "YES") { rep(j,4) cnt[v[j]]++; } else { rep(j,4) cnt[v[j]]--; } } int ans=0,ret=-INF; rep(i,10) { if(ret < cnt[i]) { ans = i; ret = cnt[i]; } } cout << ans << endl; return 0; }