#include <iostream>
#include <cmath>

using namespace std;

int main() {
    int x1, y1;
    int x2, y2;
    int x3, y3;
    cin >> x1 >> y1;
    cin >> x2 >> y2;
    cin >> x3 >> y3;

    double d1 = sqrt(pow(y3 - y1, 2) + pow(x3 - x2, 2));
    double d2 = sqrt(pow(y3 - y2, 2) + pow(x3 - x1, 2));

    double sd1 = sqrt(pow(y2 - y1, 2) + pow(x2 - x3, 2));
    double sd2 = sqrt(pow(y2 - y3, 2) + pow(x2 - x1, 2));

    double td1 = sqrt(pow(y2 - y1, 2) + pow(x3 - x1, 2));
    double td2 = sqrt(pow(y1 - y3, 2) + pow(x2 - x1, 2));

    double m1 = min(d1, d2);
    double m2 = min(sd1, sd2);
    double m3 = min(td1, td2);

    cout << m1  << "\n";
    cout << m2  << "\n";
    cout << m3  << "\n";

    cout << "\n";

    cout << d1 << " " << d2 << '\n';
    cout << sd1 << " " << sd2 << '\n' ;
    cout << td1 << " " << td2 << '\n';


    cout << min(min(m1, m2), m3) << "\n";

    return 0;
}