The first version
Merge branch 'master' of github.com:M157q/compiler_hw1

Conflicts:
	hw1/src/AcDc.c
	hw1/src/header.h
uniform the coding style
Merge branch 'master' of github.com:M157q/compiler_hw1

Conflicts:
	hw1/src/AcDc.c
	hw1/src/header.h
modify coding style