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A20398. 在Python中,运行下面的代码,输出的结果为{"Book1","Book2","Book3"}。( )books ={"Book1","Book2","Book3","Book4"} del_book = books.pop() print(del_book)

判断题 困难

题目描述

在Python中,运行下面的代码,输出的结果为{"Book1","Book2","Book3"}。(    )

books ={"Book1","Book2","Book3","Book4"}
del_book = books.pop()
print(del_book)

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