my-solutions/problems/22-generate-parentheses

22. Generate Parentheses

Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.

• Example 1:

Input: n = 3
Output: ["((()))","(()())","(())()","()(())","()()()"]

• Example 2:

Input: n = 1
Output: ["()"]

Constraints:

1 <= n <= 8