bbc up
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1 changed files with 2 additions and 2 deletions
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@ -22,7 +22,7 @@ def bc(formula):
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def pure(formula):
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while(formula[0] == '(' or (formula[0] == '-' and formula[1] == '-')):
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if formula[0] == '(':
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formula == formula[1:]
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formula = formula[1:]
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else:
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formula = formula[2:]
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while(formula[len(formula) - 1] == ')'):
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