19 lines
288 B
Python
19 lines
288 B
Python
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import sys
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def p(c):
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o = ord(c)
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if o > 96:
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return o-96
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else:
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return o-64+26
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def gen():
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for _ in range(100):
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g1 = next(sys.stdin)[:-1]
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g2 = next(sys.stdin)[:-1]
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g3 = next(sys.stdin)[:-1]
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b = set(g1) & set(g2) & set(g3)
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yield list(b)[0]
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print(sum(p(c) for c in gen()))
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