using System;

public class Program

{

    public static void Main()

    {

        // Local minute used

        var totalLocalMinutes = 2;

        // tollfree minute used

        var totalTollFreeMinutes = 0;

        // Local number used

        var totalLocalNumbers = 20;

        // Toll free number used

        var totalTollFreeNumbers = 3;

        var whiteLabelCharge = 0;

        var numberInPlan = 10;

        var minuteInPlan = 5;

        // Local Number cost

        var additionalNumbersLocalCost = 3;

        // Local minute cost

        var additionalMinutesLocalCost = 5;

        // Toll free number cost

        var additionalNumbersTollFreeCost = 5;

        // Toll free minute cost

        var additionalMinutesTollFreeCost = 8;

        int minutes = 0, numbers = 0;

        if (minuteInPlan < totalLocalMinutes) 

            minutes = minuteInPlan - totalLocalMinutes;

        else

            minutes = totalLocalMinutes;

        if (numberInPlan < totalLocalNumbers)

            numbers = numberInPlan - totalLocalNumbers;

        else

            numbers = totalLocalNumbers;

        var totalCost = 30 + whiteLabelCharge;

        totalCost += totalLocalMinutes * additionalMinutesLocalCost;

        totalCost += totalTollFreeMinutes* additionalMinutesTollFreeCost;

        totalCost += totalLocalNumbers * additionalNumbersLocalCost;

        totalCost += totalTollFreeNumbers * additionalNumbersTollFreeCost;

​

        totalCost -= minutes * additionalMinutesLocalCost;

        totalCost -= numbers * additionalNumbersLocalCost;

        Console.WriteLine(totalCost);

    }

}