using System;

public class Program

{

    public static void Main()

    {

        int students = 28;

int ticket = 70;

        int ride = 50;

        double food = 35.7;

            double cost = (ticket+ride+food*students);

        double individual_cost = (cost/28);

        Console.Write("price for one student- ");

            Console.WriteLine(individual_cost);

        Console.Write("price for group- ");

            Console.Write(cost);

    }

}