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DIY: Valid Parentheses

Understand how to verify if a string of parentheses, brackets, and braces is properly balanced. Learn to implement the is_valid function to apply correct parenthesization checks, enhancing your problem-solving skills for coding interviews.

Problem statement

For this problem, you are given a string that may be empty or may consist of opening and closing parentheses. Your task is to check that the string contains valid parenthesization or not.

Constraints

  • 1 <= string.length <=
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