#include <bits/stdc++.h>
using namespace std;

struct plant{
    int id;
    double x,y,z;
    plant(int id,double x,double y,double z):id(id),x(x),y(y),z(z){}
};

struct coreDISTANCE{
    int id;
    double distance;
    coreDISTANCE(int id,double distance):id(id),distance(distance){}
    bool operator<(coreDISTANCE b){
        if(distance==b.distance)return id<b.id;
        else return distance<b.distance;
    }
};

int main() {
    int n;
    while(cin>>n){
        vector<plant> a;
        for(int i=0;i<n;i++){
            double x,y,z;cin>>x>>y>>z;
            a.push_back(plant(i,x,y,z));
        }
        double x1,y1,z1,x2,y2,z2;cin>>x1>>y1>>z1>>x2>>y2>>z2;
        x1=(x1+x2)/2.0;y1=(y1+y2)/2.0;z1=(z1+z2)/2.0;
        vector<coreDISTANCE>b;
        for(int i=0;i<n;i++){
            b.push_back(coreDISTANCE(i,pow(a[i].x-x1,2)+pow(a[i].y-y1,2)+pow(a[i].z-...