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import re
S = input()
fount_it = re.search(r'([a-zA-Z0-9])\1+', S)
if fount_it: print(fount_it.group(1)) else: print(-1)
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Group(), Groups() & Groupdict()
You are viewing a single comment's thread. Return to all comments →
import re
S = input()
fount_it = re.search(r'([a-zA-Z0-9])\1+', S)
if fount_it: print(fount_it.group(1)) else: print(-1)