Validate Parentheses Function | Dataford Interview Questions

Explain how you would implement a function to check whether parentheses are valid.

Implement is_valid_parentheses(s), which receives a string containing (, ), {, }, [, and ], and returns True only when every opening bracket is closed by the matching bracket in the correct order. Return False for malformed, incorrectly nested, or empty inputs.

Constraints

0 <= len(s) <= 10^5
s contains only the characters '(', ')', '[', ']', '{', and '}'

Function Signature

def is_valid_parentheses(s):

Your question is Validate Parentheses Function. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.

Problem

Explain how you would implement a function to check whether parentheses are valid.

Constraints

0 <= len(s) <= 10^5
s contains only the characters '(', ')', '[', ']', '{', and '}'

Function Signature

def is_valid_parentheses(s):

Your question is Validate Parentheses Function. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.