save project

diy1.py

@@ -10,7 +10,9 @@
 # print(list_hero)
 # 请注释掉上面的代码，并在下一行创建一个名为dict_hero的字典
 dict_hero={"张三":79,"李四":83,"王五":97}
+dict_hero["李四"]=105
 print(dict_hero)
-print(dict_hero["张三"])
-dict_hero["李四"]=99
-print(dict_hero)
\ No newline at end of file
+dict_hero["钱六"]=150
+print(dict_hero)
+if "张三" in dict_hero:
+    print("张三的成绩是：",dict_hero["张三"])