对文本文件进行huffman编码，并显示huffman树

对文本文件进行huffman编码，并显示huffman树-to the text document for Huffman coding, and that Huffman tree

huffman
huffman.vcproj
test4.txt
huffman.ncb
ReadMe.txt
huffman.h
huffman.cpp
stdafx.h
stdafx.cpp
MainFrm.h
MainFrm.cpp
huffmanDoc.h
huffmanDoc.cpp
huffmanView.h
huffmanView.cpp
huffman.reg
aaa.huf
HuffTree.h
huffman.sln
huffman.suo
Resource.h
HuffTree.cpp
ColorPage.h
ChooseDialog.h
ChooseDialog.cpp
test3.txt
ColorPage.cpp
SpacePage.h
SpacePage.cpp
OptionSheet.h
OptionSheet.cpp
NodeFont.h
NodePage.h
NodePage.cpp
bbb.huf
NodeFont.cpp
ShowCodeDlg.h
BEColor.h
BEColor.cpp
ShowCodeDlg.cpp
huffman.rc
test5.txt
huffman.aps
test6.txt
InputDialog.h
InputDialog.cpp
res
huffman.rc2
res