diff --git a/main.py b/main.py
new file mode 100644
index 0000000..f8b4fbc
--- /dev/null
+++ b/main.py
@@ -0,0 +1,409 @@
+import sys
+import random
+import pygame
+import pandas as pd
+
+
+# 学生类，表示学生的信息
+class Student:
+    def __init__(self, id: str, count=0, score=0, consecutive_correct=0):
+        self.id = id
+        self.count = count
+        self.score = score
+        self.consecutive_correct = consecutive_correct  # 连续正确次数
+
+    def __repr__(self):
+        return f"{self.id}, Count: {self.count}, Score: {self.score}, Consecutive Correct: {self.consecutive_correct}"
+
+
+class RandomNamePicker:
+    def __init__(self):
+        pygame.init()
+        self.screen_width = 1238
+        self.screen_height = 720
+        self.screen = pygame.display.set_mode((self.screen_width, self.screen_height))
+        pygame.display.set_caption("随机点名程序")
+
+        self.background = pygame.image.load("./assets/01.png").convert()
+        self.background = pygame.transform.scale(self.background, (self.screen_width, self.screen_height))
+        self.previous_background = None  # 用于保存之前的背景图
+
+        self.students = self.load_students()
+        self.current_student = None
+
+        self.state = "initial"
+        self.first_pick = True
+        self.is_first_pick = True
+
+        # 设置按钮（圆形按钮）
+        self.settings_button = ("设置", pygame.Rect(20, 20, 50, 50), self.open_settings)
+        # 帮助按钮（圆形按钮）
+        self.help_button = ("帮助", pygame.Rect(self.screen_width - 120, 20, 50, 50), self.open_help)
+        # 关闭设置和帮助界面按钮
+        self.close_settings_button = ("X", pygame.Rect(self.screen_width - 60, 20, 40, 40), self.close_settings)
+
+        # 音乐和音效的状态
+        self.music_on = True
+        self.sound_on = True
+
+        # 音乐控制
+        self.music_files = [f"./assets/{i}.mp3" for i in range(1, 10)]
+        pygame.mixer.init()
+        self.play_music()
+
+        # 加载按钮音效
+        self.button_sound = pygame.mixer.Sound("./assets/按钮音效.mp3")
+
+        # 设置界面按钮
+        self.settings_menu_buttons = [
+            ("关闭音乐", pygame.Rect(self.screen_width // 2 - 100, self.screen_height // 2 - 90, 200, 50),
+             self.toggle_music),
+            ("关闭音效", pygame.Rect(self.screen_width // 2 - 100, self.screen_height // 2 - 30, 200, 50),
+             self.toggle_sound)
+        ]
+
+        # 初始按钮
+        self.initial_buttons = [
+            ("开始点名", pygame.Rect(self.screen_width // 2 - 100, 50, 200, 50), self.start_picking),
+            ("退出点名", pygame.Rect(self.screen_width // 2 - 100, 120, 200, 50), sys.exit)
+        ]
+
+        self.confirm_buttons = [
+            ("到", pygame.Rect(self.screen_width // 2 - 100, self.screen_height // 2 - 90, 200, 50),
+             self.student_present),
+            ("没到", pygame.Rect(self.screen_width // 2 - 100, self.screen_height // 2 - 30, 200, 50),
+             self.student_absent)
+        ]
+
+        self.accuracy_buttons = [
+            ("能准确重复", pygame.Rect(self.screen_width // 2 - 100, self.screen_height // 2 - 90, 200, 50),
+             self.accurate_repeat),
+            ("不能重复", pygame.Rect(self.screen_width // 2 - 100, self.screen_height // 2 - 30, 200, 50),
+             self.inaccurate_repeat)
+        ]
+
+        self.picking_buttons = [
+            ("完全正确", pygame.Rect(self.screen_width // 2 - 100, self.screen_height // 2 - 120, 200, 50),
+             lambda: self.update_score(3, "完全正确")),
+            ("部分正确", pygame.Rect(self.screen_width // 2 - 100, self.screen_height // 2 - 60, 200, 50),
+             lambda: self.update_score(1.5, "部分正确")),
+            ("勉强正确", pygame.Rect(self.screen_width // 2 - 100, self.screen_height // 2, 200, 50),
+             lambda: self.update_score(0.5, "勉强正确")),
+            ("错误", pygame.Rect(self.screen_width // 2 - 100, self.screen_height // 2 + 60, 200, 50),
+             lambda: self.update_score(-1, "错误"))
+        ]
+
+        self.font = pygame.font.Font("C:\Windows\Fonts\simhei.ttf", 20)
+        self.result_label = ""
+        self.message_label = ""
+        self.pick_message = ""
+
+        self.temp_result_label = ""
+        self.temp_message_label = ""
+
+    def play_music(self):
+        if self.music_on:
+            self.current_music_index = random.randint(0, len(self.music_files) - 1)
+            pygame.mixer.music.load(self.music_files[self.current_music_index])
+            pygame.mixer.music.set_volume(0.1)
+            pygame.mixer.music.play(-1)
+
+    def toggle_music(self):
+        if self.music_on:
+            pygame.mixer.music.stop()
+            self.music_on = False
+            self.settings_menu_buttons[0] = ("打开音乐", self.settings_menu_buttons[0][1], self.toggle_music)
+        else:
+            self.play_music()
+            self.music_on = True
+            self.settings_menu_buttons[0] = ("关闭音乐", self.settings_menu_buttons[0][1], self.toggle_music)
+
+    def toggle_sound(self):
+        if self.sound_on:
+            self.sound_on = False
+            self.settings_menu_buttons[1] = ("打开音效", self.settings_menu_buttons[1][1], self.toggle_sound)
+        else:
+            self.sound_on = True
+            self.settings_menu_buttons[1] = ("关闭音效", self.settings_menu_buttons[1][1], self.toggle_sound)
+
+    def load_students(self):
+        students = []
+        try:
+            df = pd.read_excel("./assets/1.xlsx")
+            for _, row in df.iterrows():
+                id = str(row['id'])
+                count = int(row['count'])
+                score = int(row['score'])
+                consecutive_correct = int(row['temp'])
+                students.append(Student(id, count, score, consecutive_correct))
+        except FileNotFoundError:
+            self.result_label = "学生信息文件未找到！"
+        except pd.errors.EmptyDataError:
+            self.result_label = "Excel文件格式错误或文件为空！"
+        return students
+
+    def start_picking(self):
+        if not self.students:
+            self.result_label = "没有学生信息！"
+            return
+
+        if self.is_first_pick:
+            self.is_first_pick = False
+            button_text = "继续点名"
+            self.initial_buttons[0] = (button_text, self.initial_buttons[0][1], self.start_picking)
+
+        self.current_student = self.weighted_random_pick()
+
+        if self.current_student:
+            self.result_label = f"(被点名: {self.current_student.id})"
+        else:
+            self.result_label = "点名失败，没有可选学生。"
+
+        self.message_label = ""
+        self.state = "confirm"
+        self.background = pygame.image.load("./assets/01.1.png").convert()
+        self.background = pygame.transform.scale(self.background, (self.screen_width, self.screen_height))
+
+    def weighted_random_pick(self):
+        max_score = max(student.score for student in self.students)
+        weights = [max_score - student.score + 1 for student in self.students]
+
+        total_weight = sum(weights)
+        pick = random.uniform(0, total_weight)
+        current = 0
+
+        for student, weight in zip(self.students, weights):
+            current += weight
+            if current >= pick:
+                return student
+
+    def student_present(self):
+        if self.current_student:
+            self.current_student.score += 1
+            self.result_label = f"({self.current_student.id} 到场，奖励一分！新分数：{self.current_student.score})"
+            self.save_students()
+
+        self.pick_message = "啊，点到我了！"
+        self.background = pygame.image.load("./assets/02.png").convert()
+        self.background = pygame.transform.scale(self.background, (self.screen_width, self.screen_height))
+        self.state = "accuracy_check"
+
+    def accurate_repeat(self):
+        if self.current_student:
+            self.current_student.score += 0.5
+            self.result_label = f"({self.current_student.id} 能准确重复，奖励0.5分！新分数：{self.current_student.score})"
+            self.save_students()
+
+        self.state = "picking"
+
+    def inaccurate_repeat(self):
+        if self.current_student:
+            self.current_student.score -= 1
+            self.result_label = f"({self.current_student.id} 不能重复，扣1分！新分数：{self.current_student.score})"
+            self.save_students()
+
+        self.state = "picking"
+
+    def student_absent(self):
+        self.state = "initial"
+        self.background = pygame.image.load("./assets/01.png").convert()
+        self.background = pygame.transform.scale(self.background, (self.screen_width, self.screen_height))
+
+    def update_score(self, delta, answer_type):
+        self.result_label = ""
+        self.message_label = ""
+        multiplier_message = ""
+
+        if self.current_student.score % 4 == 0 and answer_type == "错误":
+            delta *= 2
+            multiplier_message = "，触发双倍扣分！"
+        elif self.current_student.score % 6 == 0 and answer_type == "完全正确":
+            delta *= 2
+            multiplier_message = "，触发双倍加分！"
+
+        self.current_student.score += delta
+        self.current_student.count += 1
+
+        if answer_type == "完全正确":
+            self.current_student.consecutive_correct += 1
+        else:
+            self.current_student.consecutive_correct = 0
+
+        if self.current_student.consecutive_correct == 7:
+            self.current_student.score = 50
+            multiplier_message += " 连续7次完全正确，分数直升至50分。"
+
+        if self.current_student.score >= 50:
+            multiplier_message += " 已达到满分50分，将不会再被点到。"
+
+        self.result_label = f"（{self.current_student.id} 的新分数 ：{self.current_student.score}，点名次数：{self.current_student.count}{multiplier_message}）"
+        self.save_students()
+
+        if answer_type == "部分正确":
+            self.message_label = "可惜，下次再加油吧•﹏•"
+        elif answer_type == "完全正确":
+            self.message_label = "yeah~答对咯！( ^ _ ^ )"
+        elif answer_type == "勉强正确":
+            self.message_label = "还行，勉强算正确吧。"
+        elif answer_type == "错误":
+            self.message_label = "啊啊啊啊——答错啦╥﹏╥..."
+
+        if answer_type == "完全正确":
+            self.background = pygame.image.load("./assets/04对.png").convert()
+        elif answer_type == "部分正确" or answer_type == "勉强正确":
+            self.background = pygame.image.load("./assets/04中.png").convert()
+        elif answer_type == "错误":
+            self.background = pygame.image.load("./assets/04错.png").convert()
+
+        self.background = pygame.transform.scale(self.background, (self.screen_width, self.screen_height))
+        self.pick_message = ""
+        self.state = "initial"
+
+    def save_students(self):
+        df = pd.DataFrame([{'id': student.id, 'count': student.count, 'score': student.score,
+                            'temp': student.consecutive_correct} for student in self.students])
+        df.to_excel("./assets/1.xlsx", index=False)
+
+    def open_settings(self):
+        self.temp_result_label = self.result_label
+        self.temp_message_label = self.message_label
+        self.result_label = ""
+        self.message_label = ""
+        self.previous_background = self.background  # 保存之前的背景图
+        self.state = "settings"
+        self.background = pygame.Surface((self.screen_width, self.screen_height))
+        self.background.fill((169, 169, 169))
+
+    def close_settings(self):
+        self.result_label = self.temp_result_label
+        self.message_label = self.temp_message_label
+        self.state = "initial"
+        if self.previous_background:
+            self.background = self.previous_background  # 恢复之前的背景图
+            self.previous_background = None
+
+    def open_help(self):
+        self.temp_result_label = self.result_label
+        self.temp_message_label = self.message_label
+        self.result_label = ""
+        self.message_label = ""
+        self.previous_background = self.background  # 保存之前的背景图
+        self.state = "help"
+        self.background = pygame.image.load("./assets/介绍.png").convert()
+        self.background = pygame.transform.scale(self.background, (self.screen_width, self.screen_height))
+
+    # 绘制圆形按钮
+    def draw_circle_button(self, text, rect, color):
+        center = rect.center
+        radius = rect.width // 2
+        pygame.draw.circle(self.screen, color, center, radius)
+
+        label = self.font.render(text, True, (0, 0, 0))
+        label_rect = label.get_rect(center=rect.center)
+        self.screen.blit(label, label_rect)
+
+    # 绘制圆角矩形按钮
+    def draw_rounded_rect_button(self, text, rect, color):
+        pygame.draw.rect(self.screen, color, rect, border_radius=20)
+
+        label = self.font.render(text, True, (0, 0, 0))
+        label_rect = label.get_rect(center=rect.center)
+        self.screen.blit(label, label_rect)
+
+    def draw_buttons(self):
+        mouse_pos = pygame.mouse.get_pos()
+
+        if self.state == "initial":
+            buttons = self.initial_buttons + [self.settings_button, self.help_button]
+        elif self.state == "confirm":
+            buttons = self.confirm_buttons
+        elif self.state == "accuracy_check":
+            buttons = self.accuracy_buttons
+        elif self.state == "settings":  # 设置界面显示 X 按钮和设置选项
+            buttons = self.settings_menu_buttons + [self.close_settings_button]
+        elif self.state == "help":  # 帮助界面只显示 X 按钮
+            buttons = [self.close_settings_button]
+        else:
+            buttons = self.picking_buttons
+
+        for text, rect, _ in buttons:
+            color = (100, 100, 255) if rect.collidepoint(mouse_pos) else (255, 255, 255)
+
+            if text == "设置" or text == "X" or text == "帮助":  # 圆形按钮
+                self.draw_circle_button(text, rect, color)
+            else:
+                self.draw_rounded_rect_button(text, rect, color)
+
+    def circle_button_clicked(self, rect, mouse_pos):
+        center = rect.center
+        radius = rect.width // 2
+        dist = ((mouse_pos[0] - center[0]) ** 2 + (mouse_pos[1] - center[1]) ** 2) ** 0.5
+        return dist <= radius
+
+    def draw_label(self):
+        if self.result_label or self.message_label or self.pick_message:
+            label_x = 100
+
+            if self.pick_message:
+                pick_surface = self.font.render(self.pick_message, True, (0, 0, 0))
+                pick_y = self.screen_height - 150
+                self.screen.blit(pick_surface, (label_x, pick_y))
+
+            if self.message_label:
+                message_surface = self.font.render(self.message_label, True, (0, 0, 0))
+                message_y = self.screen_height - 150
+                self.screen.blit(message_surface, (label_x, message_y))
+
+            if self.result_label:
+                result_surface = self.font.render(self.result_label, True, (0, 0, 0))
+                result_y = self.screen_height - 100
+                self.screen.blit(result_surface, (label_x, result_y))
+
+    def run(self):
+        running = True
+        while running:
+            self.screen.blit(self.background, (0, 0))
+            self.draw_buttons()
+            self.draw_label()
+
+            for event in pygame.event.get():
+                if event.type == pygame.QUIT:
+                    running = False
+
+                if event.type == pygame.MOUSEBUTTONDOWN:
+                    if self.state == "initial":
+                        buttons = self.initial_buttons + [self.settings_button, self.help_button]
+                    elif self.state == "confirm":
+                        buttons = self.confirm_buttons
+                    elif self.state == "accuracy_check":
+                        buttons = self.accuracy_buttons
+                    elif self.state == "settings":
+                        buttons = self.settings_menu_buttons + [self.close_settings_button]
+                    elif self.state == "help":
+                        buttons = [self.close_settings_button]
+                    else:
+                        buttons = self.picking_buttons
+
+                    mouse_pos = event.pos
+                    for text, rect, action in buttons:
+                        if text == "设置" or text == "X" or text == "帮助":
+                            if self.circle_button_clicked(rect, mouse_pos):
+                                if self.sound_on:
+                                    self.button_sound.play()
+                                action()
+                        elif rect.collidepoint(mouse_pos):
+                            if self.sound_on:
+                                self.button_sound.play()
+                            action()
+
+            if self.music_on and not pygame.mixer.music.get_busy():
+                self.play_music()
+
+            pygame.display.flip()
+
+        pygame.quit()
+
+
+if __name__ == '__main__':
+    picker = RandomNamePicker()
+    picker.run()