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

struct sirsters
{
	char name[10]={0};//院系名称
	int  num;//妹子数量
};

int main()
{
	int t,i,sum,mx,mi;
	cin>>t;
	while(t--)
	{
		sum = 0;
		int n;
		cin>>n;
		struct sirsters arr[n];
		for(i=0;i<n;i++)
		{
			cin>>arr[i].name;
			cin>>arr[i].num;
			sum += arr[i].num;//计算妹子总数
		}
		//计算最多和最小
		mx = arr[0].num;
		mi = arr[0].num;
		for(i=1;i<n;i++)
		{
			if(mx<arr[i].num)
			{
				mx = arr[i].num;//最大值
			}
			if(mi>arr[i].num)
			{
				mi = arr[i].num;//最小值
			}
		}
		if(n==16)
		{
			cout<<mx<<" "<<mi<<" "<<sum<<endl;
		}else
		{
			cout<<mx<<" "<<mi<<endl;
			cout<<"Total number of girls can not be determined!"<<endl;
		}
	}
}