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HumanEval+ / def is_nested(string):

Problem

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def is_nested(string):
    '''
    Create a function that takes a string as input which contains only square brackets.
    The function should return True if and only if there is a valid subsequence of brackets 
    where at least one bracket in the subsequence is nested.

    is_nested('[[]]') ➞ True
    is_nested('[]]]]]]][[[[[]') ➞ False
    is_nested('[][]') ➞ False
    is_nested('[]') ➞ False
    is_nested('[[][]]') ➞ True
    is_nested('[[]][[') ➞ True
    '''

entry point

is_nested

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task_id: 431f6814-1ab5-562a-8c9c-b20b8482d190
task_key: default--test--431f6814-1ab5-562a-8c9c-b20b8482d190
task_revision_id: 2
config / split: default / test

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