tanks

using System;

class Program
{
    static int playerPosition = 5;
    static int enemyPosition = 10;

    static void Main(string[] args)
    {
        while (true)
        {
            Draw();
            string command = Console.ReadLine();
            ProcessCommand(command);
            if (playerPosition == enemyPosition)
            {
                Console.WriteLine("You hit the enemy!");
                break;
            }
        }
    }

    static void Draw()
    {
        for (int i = 0; i < 15; i++)
        {
            if (i == playerPosition) Console.Write('T');
            else if (i == enemyPosition) Console.Write('E');
            else Console.Write('_');
        }
        Console.WriteLine();
    }

    static void ProcessCommand(string command)
    {
        if (command == "left" && playerPosition > 0) playerPosition--;
        else if (command == "right" && playerPosition < 14) playerPosition++;
        else if (command == "fire") playerPosition = enemyPosition;
    }
}