#include<bits/stdc++.h>
using namespace std;
struct w{
	int bh;
	float cj;
}a[110];
bool cmp(w x,w y){
	if(x.cj>y.cj) return true;
	else return false;
}
int main(){
	int n,x,s,mn,mx;
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>a[i].bh;
		s=0,mn=INT_MAX,mx=INT_MIN; 
		for(int j=1;j<=5;j++){
			cin>>x;
			if(x<mn) mn=x;
			if(x>mx) mx=x;
			s=s+x;	
		}
		a[i].cj=(s-mx-mn)*1.0/3;
	}
	sort(a+1,a+1+n,cmp);
	for(int i=1;i<=3;i++){
		printf("%d %.3f\n",a[i].bh,a[i].cj);
	}
	
	
	return 0;
}
/**************************************************************
	Problem: 1315
	User: duyahan
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2076 kb
****************************************************************/