#include<bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[1000] = {0}; for (int i = 1; i <= 3 * n; i++) { int x; cin >> x; a[x] = a[x] + 1; } /*for (int i = 1; i <= n; i++) { cout << a[i] << " "; }*/ int m = 1; for (int i = 2; i <= n; i++) { if (a[i] > a[m]) { m = i; } } cout << endl << m; return 0; }