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