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Generate Parentheses

Explore how to generate all valid combinations of balanced parentheses for a given number n. This lesson helps you understand the underlying pattern of balanced structures, practice implementing algorithms in Go, and build foundational skills useful for many coding interview problems involving subsets and constraints.

Statement

For a given number, n, generate all combinations of balanced parentheses.

Constraints:

  • 11 \leq n 10\leq 10

Examples

Understand the problem

Let’s take a moment to make sure you’ve correctly understood the problem. The quiz below helps you check if you’re solving the correct problem:

Generate Parentheses

1.

Which is a valid combination of balanced parentheses when n = 2?

A.

()()

(())

((()

B.

(())

))((

()()

C.

()()

(())


1 / 3

Figure it out!

We have a game for you to play. Rearrange the logical building blocks to develop a clearer understanding of how to solve this problem.

Sequence - Vertical
Drag and drop the cards to rearrange them in the correct sequence.

1
2
3
4
5

Try it yourself

Implement your solution in main.go in the following coding playground. We have provided a useful code template in the other file, that you may build on to solve this problem.

Go
usercode > main.go
package main
func generateCombinations(n int)[][]rune {
// Replace this placeholder return statement with your code
return make([][]rune, 0)
}
Generate Parentheses