#include<bits/stdc++.h>
using namespace std;
int main()
{
	int i,j,n,t,a[100][100],s=0,max,min,q1,q2,q3,e=0,d[100]={0};
	cin>>n;
	float k=0,b[100]={0};
	for(i=0;i<n;i++){
		for(j=0;j<6;j++)	cin>>a[i][j];
		}
	for(i=0;i<n;i++){
		s=0;
		max=0;
		min=99999;	
		for(j=1;j<6;j++){
				s=s+a[i][j];
				if(a[i][j]<min)
					min=a[i][j];
				if(a[i][j]>max)
					max=a[i][j];
			}
		b[i]=(s-max-min)*1.0/3.0;
		d[i]=a[i][0];
	}
	for(i=1;i<=n-1;i++){
		for(j=0;j<=n-1-i;j++){
			if(b[j+1]>b[j]){
				swap(b[j+1],b[j]);
				swap(d[j+1],d[j]);
			}
		}
	}
	for(i=0;i<3;i++){
		printf("%d %.3f\n",d[i],b[i]);
	} 
	return 0;
}
/**************************************************************
	Problem: 1315
	User: houshanglin
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2076 kb
****************************************************************/