Validate Nested API Payload Brackets

EasyPython00:00

Practice interviewer

In session

5 left

00:00

Your question is Validate Nested API Payload Brackets. Start with the requirements on the right.

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

You need to log in / sign up to run or submit.

Problem

Given a string s containing only the characters (, ), {, }, [ and ], determine whether the brackets are balanced and properly nested. Return True if every opening bracket has a matching closing bracket in the correct order; otherwise return False.

Constraints

1 <= len(s) <= 10^5
s contains only (, ), {, }, [ and ]
The solution should run in O(n) time

Function Signature

def is_valid_payload(s):

Your solutionPython 3

You need to log in / sign up to run or submit.

Run your code to see test output