问为用户输入C#创建计数器

EN

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace GuessingGameGUI
{
    public partial class frmGuess : Form
    {
         public frmGuess()
     {
        InitializeComponent();
    }

    private void frmGuess_Load(object sender, EventArgs e)
    {
        lblCount.Visible = true;
        lblHowMuch.Visible = true;

    }

    private void btnReset_Click(object sender, EventArgs e)
    {
        txtGuess.Text = "";
        lblCount.Text = "";
        lblHowMuch.Text = "";
        this.BackColor = System.Drawing.Color.Empty;
        txtGuess.Focus();
    }

    private void btnCheck_Click(object sender, EventArgs e)
    {
        Random r = new Random();
        int target = r.Next(0, 101);

        int userGuess = int.Parse(txtGuess.Text);

        int guessCount = 0;

            if (userGuess == target)
            {
                guessCount++;
                this.BackColor = System.Drawing.Color.DarkOliveGreen;
                lblHowMuch.Text = "You guess the right number " + "it took you: " + guessCount.ToString() + " guesses";

            }
            else if (userGuess < target)
            {
                guessCount++;
                this.BackColor = System.Drawing.Color.Yellow;

            }
            else if (userGuess > target)
            {
                guessCount++;
                this.BackColor = System.Drawing.Color.Red;

            }

        lblCount.Text = "You made: " + guessCount.ToString() + " Guesses";

        }
    }
}