using System;

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public class VacationCalculator{

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    public static void Main(){

        string Joan="Joan";

        string joan="joan";

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       System.Console.WriteLine("Hello! Enter your name:\n");

       string text = System.Console.ReadLine();

        System.Console.WriteLine("\n Hi! {0} \n", text); 

       //System.Console.WriteLine(string.Equals(Joan,text) == true || string.Equals(joan,text) == true  ? "Enter a date (e.g. 12/25/2021): " : "Sorry you are a loser, you don't have a vacation at this time \n Bye! {0}",text);

       //System.Environment.Exit(Convert.ToInt32(string.Equals(Joan,text) == false && string.Equals(joan,text) == false));

        if(string.Equals(Joan,text) || string.Equals(joan,text) == true){

            System.Console.WriteLine("Enter a date (e.g. 12/25/2021): \n");

         DateTime inputtedDate = DateTime.Parse(Console.ReadLine());

       int result = inputtedDate.Year * 10000 + inputtedDate.Month * 100  + inputtedDate.Day;

       result=result-(20220103);

       System.Console.WriteLine((result>=0) ? "\n SYSTEM ERROR: You have run out of vacaction :(" : "\n You have {0} vacations days left \n ",((31-inputtedDate.Day)*(inputtedDate.Month / 12)) + (3-inputtedDate.Day*((inputtedDate.Month / 12)-1)));

        }else{

         System.Console.WriteLine("Sorry you are a loser, you don't have a vacation at this time \n");

        }

        System.Console.WriteLine("Bye! {0}", text);

    }

}

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