A medium Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain

Python

Difficulty

medium

Seniority

L4

Problem

Given non-negative integer n, return all well-formed strings of n pairs of parentheses. Return the list sorted in any deterministic order (test expects the same order as the standard backtracking algorithm).

Summary

Building balanced brackets is an art form.

Practice This Problem

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