#include<iostream> using namespace std; int main() { int n, s, max = 0, m = 0; cin >> n; int a[100] = {0}; for (int i = 1; i <= n * 3; i++) { cin >> s; a[s]++; } for (int i = 1; i <= n; i++) { if (max < a[i]) { max = a[i]; m = i; } } cout << m; }