Update README.md

carefree0910 · web-flow · commit 90874fcc849c · 2018-01-30T18:56:33.000+08:00
diff --git a/d_Ensemble/README.md b/d_Ensemble/README.md
@@ -16,4 +16,4 @@ rf.show_timing_log()                    # Show timing log
 ```
 
 ### Result
-![Cart on Spiral](http://i4.buimg.com/567571/fd50b722d988b1dd.png)
+![Cart on Spiral](http://oph1aen4o.bkt.clouddn.com/18-1-30/25490957.jpg)
