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import re
s = input()
digits = re.findall(r'(.)\1+', s)
for char in digits: if char.isalnum(): print(char) break
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()
digits = re.findall(r'(.)\1+', s)
for char in digits: if char.isalnum(): print(char) break
else: print(-1)