QueryEmptyClassrooms

Python实现，查询一栋教学楼在任意一周、任意一天、任意一节课的所有空教室（2017.9）

Name		Name	Last commit message	Last commit date
Latest commit History 4 Commits
README.md		README.md
xmumanager.py		xmumanager.py
xmusql.py		xmusql.py
xmuworker.py		xmuworker.py

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