#include <iostream>

using namespace std;

class Box {
    private:
        double length;
        double width;
        double height;
    public:
        Box() {}
        Box(double length, double width, double height) {
            this -> length = length;
            this -> width = width;
            this -> height = height;
        }
        ~Box() {}
        double volume() {
            return this -> length * this -> width * this -> height;
        }
        double surface() {
            return 2*(this -> height * this -> width) + 2*(this -> height * this -> length) + 2*(this -> width * this -> length);
        }
};

void printBox(Box box) {
    cout << "volume: " << box.volume() << " surface: " << box.surface() << endl;
}

double biggestVolume(Box boxes[], int n) {
    double max = -99999;
    int index = -1;

    for (int i=0; i<n; i++) {
        max = max < boxes[i].volume() ? boxes[i].volume() : max;
        index = i;
    }

    cout << "biggest volume: " << max << " " << &boxes[index] << endl;
}

double biggestSurface(Box boxes[], int n) {
    double max = -99999;
    int index = -1;

    for (int i=0; i<n; i++) {
        max = max < boxes[i].surface() ? boxes[i].surface() : max;
        index = i;
    }

    cout << "biggest surface: " << max << " " << &boxes[index] << endl;
}

int main()
{
    int n;
    cin >> n;

    Box boxes[n];

    for (int i=0; i<n; i++) {
        int length, width, height;
        cin >> length >> width >> height;
        boxes[i] = Box(length, width, height);
    }

    for (int i=0; i<n; i++) {
       printBox(boxes[i]);
    }

    biggestVolume(boxes, n);
    biggestSurface(boxes, n);


    return 0;
}