使用字符串 字符串是由零个或多个字符组成的有限序列python s1 = 'hello, world!' s2 = "hello, world!" s3 = """ hello, world! """ print(s1, s2, s3, end='') 可使用\进行转义：git s1 = '\'hello, world!\'' # 'hello, world!' s2 = '\n\\hello,

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