Update README.md

1 files changed, 30 insertions, 30 deletions

diff --git a/README.md b/README.md
index 479a5cb..c1171eb 100644
--- a/README.md
+++ b/README.md
@@ -19,57 +19,57 @@ HeavyKeeper中存放算法实现，include中存放算法声明，init中属于�
 
 filetree
 
-——HeavyKeeper
+HeavyKeeper
+ 
+  ├── CMakeLists
     
-    - CMakeLists
+  ├──cmsketch.cpp
     
-    - cmsketch.cpp
+  ├──CSS.cpp
     
-    - CSS.cpp
-    
-    - heavykeeper.cpp
-   
-    - LossyCounting.cpp
+  ├──heavykeeper.cpp
    
-    - spacesaving.cpp
+  ├──LossyCounting.cpp
+      
+  ├──spacesaving.cpp
 
-——include
-    
-    - cmsketch.h
+include
+
+  ├──cmsketch.h
     
-    - CSS.h
+  ├──CSS.h
     
-    - heavykeeper.h
+  ├──heavykeeper.h
     
-    - LossyCounting.h
+  ├──LossyCounting.h
    
-    - spacesaving.h
+  ├──spacesaving.h
 
-——init
-   
-    - BOBHash32.cpp
+init
    
-    - BOBHash32.h
+  ├──BOBHash32.cpp
    
-    - BOBHash64.cpp
+  ├──BOBHash32.h
    
-    - BOBHash64.h
+  ├──BOBHash64.cpp
+
+  ├──BOBHash64.h
    
-    - params.h
+  ├──params.h
    
-    - ssummary.cpp
+  ├──ssummary.cpp
 
-    - ssummary.h
+  ├──ssummary.h
 
-——dataset
+dataset
     
-    - 2016.dat
+  ├──2016.dat
    
-    - 2018.dat
+  ├──2018.dat
 
-——main.cpp
+├──main.cpp
 
-——CMakeLists.txt
+├──CMakeLists.txt
 
 
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