diff --git a/Sprites.py b/Sprites.py
new file mode 100644
index 0000000..aa725ff
--- /dev/null
+++ b/Sprites.py
@@ -0,0 +1,75 @@
+#Function:定义一些精灵类
+import random
+import pygame
+
+'''墙类'''
+class Wall(pygame.sprite.Sprite):
+	def __init__(self, x, y, width, height, color, **kwargs):
+		pygame.sprite.Sprite.__init__(self)
+		self.image = pygame.Surface([width, height])
+		self.image.fill(color)
+		self.rect = self.image.get_rect()
+		self.rect.left = x
+		self.rect.top = y
+
+'''食物类'''
+class Food(pygame.sprite.Sprite):
+	def __init__(self, x, y, width, height, color, bg_color, **kwargs):
+		pygame.sprite.Sprite.__init__(self)
+		self.image = pygame.Surface([width, height])
+		self.image.fill(bg_color)
+		self.image.set_colorkey(bg_color)
+		pygame.draw.ellipse(self.image, color, [0, 0, width, height])
+		self.rect = self.image.get_rect()
+		self.rect.left = x
+		self.rect.top = y
+
+'''角色类'''
+class Player(pygame.sprite.Sprite):
+	def __init__(self, x, y, role_image_path):
+		pygame.sprite.Sprite.__init__(self)
+		self.role_name = role_image_path.split('/')[-1].split('.')[0]
+		self.base_image = pygame.image.load(role_image_path).convert()
+		self.image = self.base_image.copy()
+		self.rect = self.image.get_rect()
+		self.rect.left = x
+		self.rect.top = y
+		self.prev_x = x
+		self.prev_y = y
+		self.base_speed = [30, 30]
+		self.speed = [0, 0]
+		self.is_move = False
+		self.tracks = []
+		self.tracks_loc = [0, 0]
+	'''改变速度方向'''
+	def changeSpeed(self, direction):
+		if direction[0] < 0:
+			self.image = pygame.transform.flip(self.base_image, True, False)
+		elif direction[0] > 0:
+			self.image = self.base_image.copy()
+		elif direction[1] < 0:
+			self.image = pygame.transform.rotate(self.base_image, 90)
+		elif direction[1] > 0:
+			self.image = pygame.transform.rotate(self.base_image, -90)
+		self.speed = [direction[0] * self.base_speed[0], direction[1] * self.base_speed[1]]
+		return self.speed
+	'''更新角色位置'''
+	def update(self, wall_sprites, gate_sprites):
+		if not self.is_move:
+			return False
+		x_prev = self.rect.left
+		y_prev = self.rect.top
+		self.rect.left += self.speed[0]
+		self.rect.top += self.speed[1]
+		is_collide = pygame.sprite.spritecollide(self, wall_sprites, False)
+		if gate_sprites is not None:
+			if not is_collide:
+				is_collide = pygame.sprite.spritecollide(self, gate_sprites, False)
+		if is_collide:
+			self.rect.left = x_prev
+			self.rect.top = y_prev
+			return False
+		return True
+	'''生成随机的方向'''
+	def randomDirection(self):
+		return random.choice([[-0.5, 0], [0.5, 0], [0, 0.5], [0, -0.5]])
\ No newline at end of file
diff --git a/__pycache__/Levels.cpython-311.pyc b/__pycache__/Levels.cpython-311.pyc
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diff --git a/__pycache__/login.cpython-311.pyc b/__pycache__/login.cpython-311.pyc
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diff --git a/__pycache__/main.cpython-311.pyc b/__pycache__/main.cpython-311.pyc
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diff --git a/login.py b/login.py
new file mode 100644
index 0000000..2cad680
--- /dev/null
+++ b/login.py
@@ -0,0 +1,118 @@
+import tkinter as tk              #标准GUI库
+from tkinter import messagebox    #显示消息框
+from PIL import ImageTk           #显示图像
+
+# 存储注册成功用户名及密码
+success = []
+
+# 主窗口
+window = tk.Tk()
+window.title("Please Log In")
+window.geometry("900x660")
+
+# 背景画布
+canvas = tk.Canvas(window,width=900,height=500)
+image_file = ImageTk.PhotoImage(file="resources/title2.jpg")
+image = canvas.create_image(0,0,anchor="nw",image=image_file)
+canvas.pack()
+
+# 用户名，用户密码文本
+name_lable = tk.Label(window,text="UserName:",font=(15))
+password_lable = tk.Label(window,text="Password:",font=(15))
+name_lable.place(x=300,y=510)
+password_lable.place(x=300,y=550)
+
+# 用户名，用户密码输入框
+nameval = tk.StringVar()
+passwordval = tk.StringVar()
+name_entry = tk.Entry(window,textvariable=nameval,font=(12))
+password_entry = tk.Entry(window,textvariable=passwordval,show="*",font=(12))
+name_entry.place(x=400,y=515)
+password_entry.place(x=400,y=555)
+
+# 登录按钮触发函数
+def sign_in_f():
+    user_si_name = name_entry.get()
+    user_si_pass = password_entry.get()
+    if user_si_name in success:
+        i = success.index(user_si_name)
+        if success[i+1] == user_si_pass:
+            start_game()
+        else:
+            tk.messagebox.showinfo(title="登录提示",message="密码错误")
+    else:
+        result = tk.messagebox.askquestion(title="登录提示",message="用户名不存在,是否立即注册？")
+        if result == "yes":
+            sign_up_f()
+        else:
+            pass
+
+def start_game():
+    # 导入游戏主界面
+    import main
+    # 关闭登录界面
+    window.destroy()
+    # 显示游戏主界面
+    main.login()
+
+# 注册按钮触发函数
+def sign_up_f():
+    # 用户注册界面
+    singn_up_w = tk.Tk()
+    singn_up_w.title("用户注册")
+    singn_up_w.geometry("600x400")
+
+    # 拥护注册 用户名，密码，确认密码文本
+    su_name_lable = tk.Label(singn_up_w,text="UserName:",font=(12))
+    su_pass_lable = tk.Label(singn_up_w,text="Password:",font=(12))
+    su_cpass_lable = tk.Label(singn_up_w,text="Confirm Password:",font=(12))
+    su_name_lable.place(x=95,y=50)
+    su_pass_lable.place(x=95,y=150)
+    su_cpass_lable.place(x=95,y=250)
+
+    # 用户注册 用户名，密码，确认密码输入框
+    su_name_val = tk.StringVar()
+    su_pass_val = tk.StringVar()
+    su_cpass_val = tk.StringVar()
+    su_name_entry = tk.Entry(singn_up_w,textvariable=su_name_val,width=20,font=(12))
+    su_pass_entry = tk.Entry(singn_up_w,textvariable=su_pass_val,width=20,show="*",font=(12))
+    su_cpass_entry = tk.Entry(singn_up_w,textvariable=su_cpass_val,width=20,show="*",font=(12))
+    su_name_entry.place(x=270,y=50)
+    su_pass_entry.place(x=270,y=150)
+    su_cpass_entry.place(x=270,y=250)
+
+    # 用户在注册页面点击注册按钮触发的函数
+    def su_conf_b():
+        su_username = su_name_entry.get()
+        su_userpass = su_pass_entry.get()
+        su_usercpass = su_cpass_entry.get()
+        if su_userpass == su_usercpass:
+            tk.messagebox.showinfo(title="注册提示",message="注册成功，请登录")
+            success.append(su_username)
+            success.append(su_userpass)
+            singn_up_w.destroy()
+        else:
+            tk.messagebox.showinfo(title="注册提示",message="两次输入的密码不同，请重新输入")
+
+    # 用户在注册页面点击取消按钮触发的函数
+    def su_cancel_b():
+        result = tk.messagebox.askquestion(title="放弃注册",message="你真的要放弃注册吗？")
+        if result == "yes":
+            singn_up_w.destroy()
+        else:
+            pass
+
+    # 用户注册 注册，取消按钮
+    su_confirm_button = tk.Button(singn_up_w,text="Confirm",command=su_conf_b)
+    su_cancle_button = tk.Button(singn_up_w,text="Cancel",command=su_cancel_b)
+    su_confirm_button.place(x=170,y=330)
+    su_cancle_button.place(x=370,y=330)
+
+# 登录，注册按钮
+sign_in_button = tk.Button(window,text="吃豆启动!",command=sign_in_f)
+sign_up_button = tk.Button(window,text="注册",command=sign_up_f)
+sign_in_button.place(x=350,y=600)
+sign_up_button.place(x=470,y=600)
+
+
+window.mainloop()
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..22c5312
--- /dev/null
+++ b/main.py
@@ -0,0 +1,187 @@
+# Function:吃豆人小游戏
+import os         #用于获取当前目录、更改目录、创建文件和目录等
+import sys        #提供了有关 Python 解释器和系统的信息
+import pygame     #用于创建游戏窗口、加载图像、播放声音等
+import Levels     #模块包含游戏关卡的信息，例如关卡的地图、敌人的位置等
+import login
+#定义一些必要的参数，每个变量代表一个颜色的RGB值
+BLACK = (0, 0, 0)
+WHITE = (255, 255, 255)
+BLUE = (0, 0, 255)
+GREEN = (0, 255, 0)
+RED = (255, 0, 0)
+YELLOW = (255, 255, 0)
+PURPLE = (255, 0, 255)
+SKYBLUE = (0, 191, 255)
+#os.path.join：将多个路径片段连接成一个完整路径
+#os.getcwd()：获取当前工作目录
+BGMPATH = os.path.join(os.getcwd(), 'resources/sounds/bg.mp3')       #背景音乐
+ICONPATH = os.path.join(os.getcwd(), 'resources/images/icon.png')    #背景图
+FONTPATH = os.path.join(os.getcwd(), 'resources/font/ALGER.TTF')     #truetype字体文件
+HEROPATH = os.path.join(os.getcwd(), 'resources/images/pacman.png')   #吃豆人形象
+BlinkyPATH = os.path.join(os.getcwd(), 'resources/images/Blinky.png') #怪物形象
+ClydePATH = os.path.join(os.getcwd(), 'resources/images/Clyde.png')
+InkyPATH = os.path.join(os.getcwd(), 'resources/images/Inky.png')
+PinkyPATH = os.path.join(os.getcwd(), 'resources/images/Pinky.png')
+
+'''开始某一关游戏'''
+def startLevelGame(level, screen, font):
+	clock = pygame.time.Clock()
+	SCORE = 0
+	wall_sprites = level.setupWalls(SKYBLUE)   #从levels读取墙壁
+	gate_sprites = level.setupGate(WHITE)      #门...
+	hero_sprites, ghost_sprites = level.setupPlayers(HEROPATH, [BlinkyPATH, ClydePATH, InkyPATH, PinkyPATH])
+	food_sprites = level.setupFood(YELLOW, WHITE)
+	is_clearance = False      #设置关卡通关标志为否
+	while True:        #监听方向键，更新玩家移动速度和方向
+		for event in pygame.event.get():
+			if event.type == pygame.QUIT:
+				pygame.quit()    #关闭pygame
+				sys.exit()       #退出程序
+			if event.type == pygame.KEYDOWN:
+				if event.key == pygame.K_LEFT:
+					for hero in hero_sprites:
+						hero.changeSpeed([-1, 0])
+						hero.is_move = True
+				elif event.key == pygame.K_RIGHT:
+					for hero in hero_sprites:
+						hero.changeSpeed([1, 0])
+						hero.is_move = True
+				elif event.key == pygame.K_UP:
+					for hero in hero_sprites:
+						hero.changeSpeed([0, -1])
+						hero.is_move = True
+				elif event.key == pygame.K_DOWN:
+					for hero in hero_sprites:
+						hero.changeSpeed([0, 1])
+						hero.is_move = True
+			if event.type == pygame.KEYUP:
+				if (event.key == pygame.K_LEFT) or (event.key == pygame.K_RIGHT) or (event.key == pygame.K_UP) or (event.key == pygame.K_DOWN):
+					hero.is_move = False
+		screen.fill(BLACK)    #清空屏幕并填充黑色背景
+		for hero in hero_sprites:
+			hero.update(wall_sprites, gate_sprites)
+		hero_sprites.draw(screen)
+		for hero in hero_sprites:
+			food_eaten = pygame.sprite.spritecollide(hero, food_sprites, True)
+		SCORE += len(food_eaten)    #检测吃豆子并更新得分
+		wall_sprites.draw(screen)
+		gate_sprites.draw(screen)
+		food_sprites.draw(screen)
+		for ghost in ghost_sprites:
+			# 幽灵随机运动(效果不好且有BUG)
+			'''
+			res = ghost.update(wall_sprites, None)
+			while not res:
+				ghost.changeSpeed(ghost.randomDirection())
+				res = ghost.update(wall_sprites, None)
+			'''
+			# 指定幽灵运动路径
+			if ghost.tracks_loc[1] < ghost.tracks[ghost.tracks_loc[0]][2]:
+				ghost.changeSpeed(ghost.tracks[ghost.tracks_loc[0]][0: 2])
+				ghost.tracks_loc[1] += 1
+			else:
+				if ghost.tracks_loc[0] < len(ghost.tracks) - 1:
+					ghost.tracks_loc[0] += 1
+				elif ghost.role_name == 'Clyde':
+					ghost.tracks_loc[0] = 2
+				else:
+					ghost.tracks_loc[0] = 0
+				ghost.changeSpeed(ghost.tracks[ghost.tracks_loc[0]][0: 2])
+				ghost.tracks_loc[1] = 0
+			if ghost.tracks_loc[1] < ghost.tracks[ghost.tracks_loc[0]][2]:
+				ghost.changeSpeed(ghost.tracks[ghost.tracks_loc[0]][0: 2])
+			else:
+				if ghost.tracks_loc[0] < len(ghost.tracks) - 1:
+					loc0 = ghost.tracks_loc[0] + 1
+				elif ghost.role_name == 'Clyde':
+					loc0 = 2
+				else:
+					loc0 = 0
+				ghost.changeSpeed(ghost.tracks[loc0][0: 2])
+			ghost.update(wall_sprites, None)
+		ghost_sprites.draw(screen)
+		score_text = font.render("Score: %s" % SCORE, True, RED)
+		screen.blit(score_text, [10, 10])
+		if len(food_sprites) == 0:
+			is_clearance = True      #豆子吃完，游戏通关
+			break
+		if pygame.sprite.groupcollide(hero_sprites, ghost_sprites, False, False):
+			is_clearance = False     #玩家撞到幽灵，游戏结束
+			break
+		pygame.display.flip()
+		clock.tick(10)
+	return is_clearance
+
+'''显示文字'''
+def showText(screen, font, is_clearance, flag=False):
+	clock = pygame.time.Clock()
+	msg = 'Game Over!' if not is_clearance else 'Congratulations, you won!'
+	positions = [[235, 233], [65, 303], [170, 333]] if not is_clearance else [[145, 233], [65, 303], [170, 333]]
+	surface = pygame.Surface((400, 200))   #创建一个透明的surface稍微遮挡后面的背景
+	surface.set_alpha(10)
+	surface.fill((128, 128, 128))
+	screen.blit(surface, (100, 200))
+	texts = [font.render(msg, True, WHITE),
+			 font.render('Press ENTER to continue or play again.', True, WHITE),
+			 font.render('Press ESCAPE to quit.', True, WHITE)]
+	while True:
+		for event in pygame.event.get():
+			if event.type == pygame.QUIT:
+				sys.exit()
+				pygame.quit()
+			if event.type == pygame.KEYDOWN:
+				if event.key == pygame.K_RETURN:
+					if is_clearance:
+						if not flag:
+							return
+						else:
+							main(initialize())
+					else:
+						main(initialize())
+				elif event.key == pygame.K_ESCAPE:
+					sys.exit()
+					pygame.quit()
+		for idx, (text, position) in enumerate(zip(texts, positions)):
+			screen.blit(text, position)
+		pygame.display.flip()
+		clock.tick(10)
+
+'''初始化'''
+def initialize():
+	pygame.init()
+	icon_image = pygame.image.load(ICONPATH)
+	pygame.display.set_icon(icon_image)
+	screen = pygame.display.set_mode([606, 606])
+	pygame.display.set_caption('吃豆人')
+	return screen
+
+def login():
+    # 导入登录界面
+    import login
+    # 显示登录界面
+    login.window.mainloop()
+
+'''主函数'''
+def main(screen):     
+	pygame.mixer.init()
+	pygame.mixer.music.load(BGMPATH)
+	pygame.mixer.music.play(-1, 0.0)
+	pygame.font.init()
+	font_small = pygame.font.Font(FONTPATH, 18)
+	font_big = pygame.font.Font(FONTPATH, 24)
+	for num_level in range(1, Levels.NUMLEVELS+1):
+		if num_level == 1:
+			level = Levels.Level1()
+			is_clearance = startLevelGame(level, screen, font_small)
+			if num_level == Levels.NUMLEVELS:
+				showText(screen, font_big, is_clearance, True)
+			else:
+				showText(screen, font_big, is_clearance)
+
+'''test'''
+if __name__ == '__main__':
+    main(initialize())
+    login()
+    if is_login_success: # type: ignore
+        main()
\ No newline at end of file
diff --git a/resources/Plan.txt b/resources/Plan.txt
new file mode 100644
index 0000000..56ba536
--- /dev/null
+++ b/resources/Plan.txt
@@ -0,0 +1,4 @@
+第一周(4)：确定课题，了解课题所要用的第三方库
+第二周(5)：设计登录界面，将登录界面连接到游戏
+第三周(6)：了解游戏各个部分分别代表什么含义，实现了什么功能
+第四周(7)：尝试解决游戏代码中的bug，完善游戏功能（边界，障碍物，怪物出现随机、路线随机）
diff --git a/resources/font/ALGER.TTF b/resources/font/ALGER.TTF
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diff --git a/resources/images/Blinky.png b/resources/images/Blinky.png
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diff --git a/resources/images/Clyde.png b/resources/images/Clyde.png
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diff --git a/resources/images/Inky.png b/resources/images/Inky.png
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index 0000000..c633636
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diff --git a/resources/images/Pinky.png b/resources/images/Pinky.png
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diff --git a/resources/images/icon.png b/resources/images/icon.png
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diff --git a/resources/images/pacman.png b/resources/images/pacman.png
new file mode 100644
index 0000000..36c612e
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diff --git a/resources/sounds/bg.mp3 b/resources/sounds/bg.mp3
new file mode 100644
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diff --git a/resources/title2.jpg b/resources/title2.jpg
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diff --git a/work one.py b/work one.py
new file mode 100644
index 0000000..312e098
--- /dev/null
+++ b/work one.py	
@@ -0,0 +1,70 @@
+import pygame
+import random
+
+# 初始化Pygame库
+pygame.init()
+
+# 游戏窗口的宽度和高度
+width = 800
+height = 600
+
+# 创建游戏窗口
+window = pygame.display.set_mode((width, height))
+pygame.display.set_caption("吃豆")         #游戏窗口标题
+
+# 定义各种颜色
+black = (0, 0, 0)
+white = (255, 255, 255)
+yellow = (255, 255, 0)
+red = (255, 0, 0)
+
+# 定义吃豆人的初始位置和速度
+pacman_x = width // 2
+pacman_y = height // 2
+pacman_speed = 5
+
+# 定义豆子的数量和大小
+dot_size = 10
+dot_count = 100
+
+# 创建豆子的列表
+dots = []
+for i in range(dot_count):
+    dot_x = random.randint(0, width - dot_size)
+    dot_y = random.randint(0, height - dot_size)
+    dots.append((dot_x, dot_y))
+
+# 游戏主循环
+running = True
+while running:
+    # 处理事件
+    for event in pygame.event.get():
+        if event.type == pygame.QUIT:
+            running = False
+
+    # 获取按键状态
+    keys = pygame.key.get_pressed()
+    if keys[pygame.K_LEFT]:
+        pacman_x -= pacman_speed
+    if keys[pygame.K_RIGHT]:
+        pacman_x += pacman_speed
+    if keys[pygame.K_UP]:
+        pacman_y -= pacman_speed
+    if keys[pygame.K_DOWN]:
+        pacman_y += pacman_speed
+
+    # 碰撞检测
+    for dot in dots:
+        dot_x, dot_y = dot        #将(x,y)坐标解包到单独的变量
+        if pacman_x < dot_x + dot_size and pacman_x + dot_size > dot_x and pacman_y < dot_y + dot_size and pacman_y + dot_size > dot_y:
+            dots.remove(dot)
+
+    # 渲染画面
+    window.fill(black)
+    pygame.draw.circle(window, yellow, (pacman_x, pacman_y), 20)
+    for dot in dots:
+        pygame.draw.rect(window, white, (dot[0], dot[1], dot_size, dot_size))
+    pygame.display.flip()
+
+# 退出游戏
+pygame.quit()
\ No newline at end of file