26 lines
429 B
Python
26 lines
429 B
Python
import re
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matchstr = """\
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1001110011
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1110111011
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0010010010
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1010101010
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1111111111
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0100101101
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0100100
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101
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11
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00
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1"""
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def _checker(matchobj):
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g0, (g1, g2, g3, g4) = matchobj.group(0), matchobj.groups()
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if not g4 and g1 and g1.startswith(g3):
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return '%r repeats %r' % (g0, g1)
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return '%r is not a rep-string' % (g0,)
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def checkit(txt):
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print(re.sub(r'(.+)(\1+)(.*)|(.*)', _checker, txt))
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checkit(matchstr)
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