#include <iostream>
#include <map>

using namespace std;

int main ()
{

int numberOfTowns;
cin >> numberOfTowns;

map <string, pair <double, double>> townsInfo;

while (townsInfo.size() != numberOfTowns)
{

    string cityName;
    double minTemp, maxTemp;

    cin >> cityName;
    cin >> minTemp;
    cin >> maxTemp;

    map <string, pair <double, double>>::iterator it = townsInfo.begin();


        if (townsInfo.count(cityName) == 1)
        {

                if (townsInfo[cityName].first > minTemp)
                {
                    townsInfo[cityName].first = minTemp;
                }

                if (townsInfo[cityName].second < maxTemp)
                {
                    townsInfo[cityName].second = maxTemp;
                }
        } else
        {
            townsInfo.insert ({cityName, pair <double, double> {minTemp, maxTemp}});
        }

}

map <string, pair <double, double>>::iterator itr = townsInfo.begin();

for (itr; itr != townsInfo.end(); ++itr)
{
    cout << itr -> first << " " << itr -> second.first << " " << itr -> second.second << endl;
}



return 0;
}