17 lines
497 B
Python
17 lines
497 B
Python
def is_paired(input_string):
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opening_brackets = []
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pairs = {"(": ")","[": "]","{": "}"}
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for char in input_string:
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if char in '([{':
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opening_brackets.append(char)
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elif char in ')]}':
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if not opening_brackets:
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return False
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last_opening = opening_brackets.pop()
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if pairs[last_opening] != char:
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return False
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if len(opening_brackets) == 0:
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return True
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else:
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return False |