diff --git a/README.md b/README.md
index e6a0040..45c8529 100644
--- a/README.md
+++ b/README.md
@@ -28,4 +28,254 @@ graph TD;
导入students名单-->开始点名
开始点名-->提出问题
提出问题-->回答
+三.编程代码
+前端代码
+
+
+
+
+
+
+ FZU软工学生点名系统
+
+
+
+
+
+ 学生管理系统
+
+ 上传学生名单
+
+
+
+ 随机点名
+
+
+
+
+ 回答问题1+1=？
+
+
+ 当前积分: 0
+
+ 特殊模式
+
+
+
+
+后端代码
+
+from flask import Flask, request, jsonify, send_from_directory
+import pandas as pd
+import random
+from flask_sqlalchemy import SQLAlchemy
+from flask_cors import CORS
+
+app = Flask(__name__)
+CORS(app) # 启用 CORS
+app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///students.db'
+app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
+app.config['MAX_CONTENT_LENGTH'] = 16 * 1024 * 1024 # 最大上传文件限制
+db = SQLAlchemy(app)
+
+class Student(db.Model):
+ id = db.Column(db.Integer, primary_key=True)
+ name = db.Column(db.String(100), nullable=False)
+ student_id = db.Column(db.String(20), unique=True, nullable=False)
+ points = db.Column(db.Float, default=0)
+ called_count = db.Column(db.Integer, default=0)
+
+@app.route('/upload_students', methods=['POST'])
+def upload_students():
+ if 'file' not in request.files:
+ return jsonify(message="未找到文件"), 400
+
+ file = request.files['file']
+
+ if file.filename == '':
+ return jsonify(message="没有选择文件"), 400
+
+ if not (file.filename.endswith('.xlsx') or file.filename.endswith('.xls')):
+ return jsonify(message="文件格式不支持，请上传 Excel 文件"), 400
+
+ try:
+ df = pd.read_excel(file)
+
+ if '姓名' not in df.columns or '学号' not in df.columns:
+ return jsonify(message="Excel 文件必须包含 '姓名' 和 '学号' 列"), 400
+
+ for _, row in df.iterrows():
+ student = Student(name=row['姓名'], student_id=row['学号'])
+ db.session.add(student)
+ db.session.commit()
+ return jsonify(message="学生名单上传成功"), 200
+
+ except Exception as e:
+ print(f"Error: {e}")
+ return jsonify(message=f"文件处理失败: {str(e)}"), 500
+
+@app.route('/call_student', methods=['POST'])
+def call_student():
+ students = Student.query.all()
+ total_points = sum(student.points for student in students)
+
+ if total_points == 0:
+ chosen_student = random.choice(students)
+ else:
+ probabilities = [(student, 1 - (student.points / total_points)) for student in students]
+ total_prob = sum(prob[1] for prob in probabilities)
+ chosen_student = random.choices(
+ [prob[0] for prob in probabilities],
+ weights=[prob[1] / total_prob for prob in probabilities]
+ )[0]
+
+ chosen_student.called_count += 1
+ chosen_student.points += 1 # 点到后增加积分
+ db.session.commit()
+
+ return jsonify(name=chosen_student.name, student_id=chosen_student.student_id, index=chosen_student.id)
+
+@app.route('/update_points', methods=['POST'])
+def update_points():
+ data = request.json
+ student = Student.query.get(data['index'])
+ answer = data['answer']
+
+ score = 0
+ question = "1+1=？" # 假设提问内容
+
+ if answer == question:
+ score += 0.5
+ result_message = "回答正确！"
+ else:
+ score -= 1
+ result_message = "回答错误！"
+
+ # 模拟准确回答的情况
+ if "Ezio" == answer:
+ score += random.uniform(0.5, 3.0)
+ result_message = "回答非常正确！"
+
+ student.points += score
+ db.session.commit()
+
+ if student.points < 0:
+ student.points = 0 # 确保积分不为负值
+ db.session.commit()
+
+ return jsonify(points=student.points, message=result_message)
+
+@app.route('/')
+def index():
+ return send_from_directory('', 'index.html')
+
+if __name__ == '__main__':
+ with app.app_context():
+ db.create_all()
+ app.run(debug=True)
+四.反思
+此次编程任务虽然大体完成了作业的提出的要求，但是点名系统的登录界面还是没有能够实现出来，同时这次编程任务也让我了解到了和同学一起进行编程任务的乐趣，以及两个一起沟通交流的快乐。我与搭档密切合作，收获颇丰。我们共同分析问题、设计解决方案，充分发挥了各自的优势。在编程过程中，我们及时沟通，互相审查代码，提高了代码质量和效率。通过结对编程，我学会了倾听他人意见、尊重不同的编程风格，也提升了自己的问题解决能力和团队协作能力。这次经历让我深刻认识到结对编程的优势，期待在未来的项目中继续运用这种高效的开发方式。