save project

diy4.py

-# 直接运行以下代码，说说你的发现：
-dict_hero = {'赵一':30,'丁二':37,'孙五':52,'王猛':89,'周亮':98}
-dict_hero['周亮']=100
-print(dict_hero)
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+dict_hero={'猴三':10,'猴一':21,'猴五':22,'猴队长':29,'猴七':30}
+dict_hero['孙悟空']=199
+if '孙悟空' in dict_hero:
+    print(1)
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