diff --git a/step2/b.py b/step2/b.py
new file mode 100644
index 0000000..bd22e18
--- /dev/null
+++ b/step2/b.py
@@ -0,0 +1,14 @@
+#!/usr/bin/env python3
+
+b=['there', 'name', 'China', 'from', 'go','he', 'Mars', ]
+file=open('/tmp/a.txt')    
+for line in file.readlines():    
+    a=line.split()
+
+a.sort()
+b.sort()
+if a==b:
+    print("答案正确")
+
+else:
+    print("评测不通过")
\ No newline at end of file