modified:   Postfix.java
commented
	modified:   Postfix.java
	modified:   ch02.pro
	new file:   main.cpp
	new file:   postfix.hpp
working
	modified:   ../.gitignore
	modified:   main.cpp
	modified:   postfix.hpp
working, but need optimize
	modified:   postfix.hpp
optimizing
	modified:   postfix.hpp
working
	modified:   main.cpp
	modified:   postfix.hpp
tested,commented.
	modified:   main.cpp
	modified:   postfix.hpp