print('''n = 123 f = 456.789 s1 = \'hello,world\' s2 = \'hello,\\'Adam\\'\' s3 = r\'Hello,"Bart"'\' s4 = r\'''Hello,\nLisa!''\' ''')
请问s4如何理解
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ALI阿狸_81852
-- coding: utf-8 --
print('''n = 123 f = 456.789 s1 = \'hello,world\' s2 = \'hello,\\'Adam\\'\' s3 = r\'Hello,"Bart"'\' s4 = r\'''Hello,\nLisa!''\' ''')