new file:   COFM/Makefile
	new file:   COFM/demo.sh
	new file:   COFM/main.cpp
	new file:   COFM/model.hpp
	deleted:    Makefile
	deleted:    demo.sh
	deleted:    error.txt
	deleted:    main.cpp
	deleted:    run
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	modified:   model.py
	modified:   model.pyc
	modified:   run.sh
	modified:   tool.py
	modified:   tool.pyc
	modified:   train.py