2021-12-20 19:04:33 +00:00
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import sys
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from collections import deque
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D = { ">":"<", ")":"(", "]":"[","}":"{", }
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S = { ")": 3, "]": 57, "}": 1197, ">": 25137, }
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L = sys.stdin.read().splitlines()
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N = 0
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for l in L:
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2021-12-20 21:41:29 +00:00
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Q = deque(["y"]*1)
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2021-12-20 19:04:33 +00:00
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for c in l:
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p = Q.pop()
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if c in D: # if closing char
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e = D[c]
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if p != e: # fail case
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N += S[c]
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break
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else: # just discard the pair
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pass
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else: # not closing
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Q.append(p)
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Q.append(c)
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print(N)
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