# include<iostream> using namespace std; int ar[101]; int main(){ int n,a,b,c; cin >>n; for (int i=1;i<=n;i++){ cin>>a>>b>>c; ar[a]++; ar[b]++; ar[c]++; } int max=0,k; for (int i=1;i<=n;i++){ if(ar[i]>max){ max=ar[i]; k=i; } } cout << k; return 0; }