//Rextester.Program.Main is the entry point for your code. Don't change it.

//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

​

using System;

​

​

namespace Rextester

{

    public class Program

    {

        public static void Main(string[] args)

        {

                string initialEnergyString = Console.ReadLine();

                int initialEnergyInt = 0 ;

​

​

                try

                {               

                   initialEnergyInt = int.Parse(initialEnergyString);

                }

                catch (Exception e)

                {

                    Console.WriteLine("{0} Exception caught. Only numbers are expected.", e);

                }

​

                int totalWins=0;

                int shotCount=0;

                while (true) // Loop indefinitely

                   {   

                    string inputReqEnergyString = Console.ReadLine(); // Get string from user

                    int inputReqEnergyInt = 0;

                     if(inputReqEnergyString.Equals("End")) {

                        Console.WriteLine("Won battles: {0}. Energy left:{0}", totalWins,inputReqEnergyInt);

​

                        break; //exit

​

                    }

​

                    //try to parse int

                    try

                    {               

                        inputReqEnergyInt = int.Parse(inputReqEnergyString);

                        if(initialEnergyInt >= inputReqEnergyInt )

                        {

                            totalWins = totalWins+1;

                            shotCount=shotCount+1;

                            initialEnergyInt =initialEnergyInt - inputReqEnergyInt;

                            if(shotCount==3) {

​

                                initialEnergyInt=initialEnergyInt+totalWins;

                                shotCount=0;

                            }

​

                              Console.WriteLine("LEft--{0}",initialEnergyInt);

​

                        }

                        else

                        {

                                Console.WriteLine("Not enough energy! Game ends with {0} won battles and {0} energy", totalWins,initialEnergyInt);

                                break;

                        }

​

                    }

                    catch (Exception e)

                    {

                        Console.WriteLine("{0} Exception caught. Only numbers are expected - single number per line.", e);

                    }

​

​

​

​

                }

        }

    }

}