9 lines
192 B
Python
9 lines
192 B
Python
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import sys
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L = sys.stdin.read()
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for (i, (a,b,c,d)) in enumerate(zip(L,L[1:],L[2:],L[3:])):
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if not (b == a or c == a or c == b or d == a or d == b or d == c):
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print(i+4, L[i:i+4])
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break
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