# include<iostream> # include<cstdio> 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 bz=1; for(int i=1;i<=n;i++){ if(xz[i]>xz[bz]){ bz=i; } } cout<<bz; return 0; }