#include <bits/stdc++.h> using namespace std; int main() { int n; cin>>n; int xz[n+1] = {0}; int p1, p2, p3; for(int i=1;i<=n;i++){ cin>>p1>>p2>>p3; xz[p1]++; xz[p2]++; xz[p3]++; } int bh=1; for(int j=1;j<=n;j++){ if(xz[j]>xz[bh]){ bh=j; } } cout<<bh; }