<pre>

# 导入必要的库

import sqlite3

from itertools import permutations

# 创建数据库连接

conn = sqlite3.connect('deyang_schedule.db')

cursor = conn.cursor()

# 建立表结构

cursor.execute('''CREATE TABLE IF NOT EXISTS courses (

id INTEGER PRIMARY KEY,

name TEXT NOT NULL,

teacher TEXT NOT NULL,

room TEXT NOT NULL,

day INTEGER NOT NULL,

period INTEGER NOT NULL)''')

# 示例数据插入

cursor.executemany('INSERT INTO courses (name, teacher, room, day, period) VALUES (?, ?, ?, ?, ?)',

[('Math', 'TeacherA', 'Room1', 1, 1),

('Science', 'TeacherB', 'Room2', 2, 2)])

conn.commit()

# 排课表算法

def schedule_courses(courses):

days = [1, 2, 3, 4, 5]

periods = [1, 2, 3, 4, 5]

# 生成所有可能的时间安排组合

for perm in permutations(periods, len(courses)):

valid = True

used_days = set()

for i, course in enumerate(courses):

if course['day'] in used_days:

valid = False

大数据分析系统

break

used_days.add(course['day'])

if valid:

return {course['name']: perm[i] for i, course in enumerate(courses)}

return None

# 获取课程列表

cursor.execute("SELECT * FROM courses")

courses = [{'id': row[0], 'name': row[1], 'teacher': row[2], 'room': row[3], 'day': row[4], 'period': row[5]}

for row in cursor.fetchall()]

# 排课

schedule = schedule_courses(courses)

print(schedule)

# 关闭数据库连接

conn.close()

</pre>