using System;

public class Program

{

    public static void Main()

    {

    Console.WriteLine("How much money do you have?");   

    int  money=int.Parse(Console.ReadLine());

    if (money >= 300)

        {

            Console.WriteLine("You can purchase a subscription to the pool");

        }

        if (money < 100)

        {

            Console.WriteLine("You can not even buy a ticket, swim in the puddle");

        }

        if ((money >= 100)&&(money <300))

        {

            Console.WriteLine("Buy a ticket for the pool");

        }

    }

}

​