312 B
312 B
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