taksi

#include <iostream>
#include <cstdlib>
#include <cmath>
#include <iomanip>

using namespace std;

int main() {

    double c1;
    cin >> c1;
    double c2;
    cin >> c2;
    double c3;
    cin >> c3;

    double first_paying = c1 / 3;
    double second_paying = first_paying + ((c2 - c1) / 2);
    double third_paying = second_paying + c3 - c2;

    cout << fixed << setprecision(2) << first_paying << endl;
    cout << fixed << setprecision(2) << second_paying << endl;
    cout << fixed << setprecision(2) << third_paying << endl;

    return 0;
}