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Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
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Task/Balanced-brackets/Python/balanced-brackets-1.py Normal file
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>>> def gen(N):
... txt = ['[', ']'] * N
... random.shuffle( txt )
... return ''.join(txt)
...
>>> def balanced(txt):
... braced = 0
... for ch in txt:
... if ch == '[': braced += 1
... if ch == ']':
... braced -= 1
... if braced < 0: return False
... return braced == 0
...
>>> for txt in (gen(N) for N in range(10)):
... print ("%-22r is%s balanced" % (txt, '' if balanced(txt) else ' not'))
...
'' is balanced
'[]' is balanced
'[][]' is balanced
'][[[]]' is not balanced
'[]][[][]' is not balanced
'[][[][]]][' is not balanced
'][]][][[]][[' is not balanced
'[[]]]]][]][[[[' is not balanced
'[[[[]][]]][[][]]' is balanced
'][[][[]]][]]][[[[]' is not balanced