24 lines
553 B
Python
24 lines
553 B
Python
def is_paired(input_string):
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open = '({['
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close = ')}]'
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search = []
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for i, chr in enumerate(input_string):
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if chr in open:
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search.append(close[open.index(chr)])
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if i == len(input_string) -1:
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return False
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continue
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if chr in (open + close):
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if search:
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if chr != search[-1]:
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return False
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else:
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search.pop(-1)
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else:
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return False
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return True |