宝石与石头

7e9e147b · mervin · 7e9e147b
Commit 7e9e147b authored Jan 08, 2019 by mervin
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1-homework-mervin.py
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--- a/1-homework-mervin.py
+++ b/1-homework-mervin.py
+mystone=['a','b','c','A','B','C','D','e','F']
+gem=['a','c','F']
+
+mygem=[x for x in gem if x in mystone]
+print(len(mygem))
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