save project

diy3.py

 dict_hero={"猴三":10,"猴一":21,"猴五":22,"猴队长":29,"猴七":30}
 print(dict_hero["猴七"])
 dict_hero["猴七"]=37
-dict_hero["猴十"]=25
 if "猴十" in dict_hero:
-    print(dict_hero)
+    print(len["猴十"])
+else:
+    dict_hero["猴十"]=25
+print(dict_hero)