2019-06-19l廖雪峰python循环语句笔记

一、循环语句两个类型

1. for x in ...

答案L = ['Bart', 'Lisa', 'Adam']

for L in L:

print("hello,",L,"!")


2. While语句

L = ['Bart', 'Lisa', 'Adam']

n = 0

while n <3:

    print("hello,",L[n],"!")

    n = n + 1

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