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main.rb | ||
readme.md | ||
test.rb |
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