Commit 6940dc6

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22. Generate Parentheses

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Lines changed: 3 additions & 3 deletions

Original file line number	Diff line number	Diff line change
`@@ -19,7 +19,7 @@ class Solution {`
`19`	`19`	`func generateParenthesis(_ n: Int) -> [String] {`
`20`	`20`	`var res: [String] = []`
`21`	`21`
`22`		`- func backtrack(_ path: [String], _ target:Int) {`
	`22`	`+ func backtrack(_ path: [String]) {`
`23`	`23`	`var path = path`
`24`	`24`	`var count = 0`
`25`	`25`
`@@ -36,12 +36,12 @@ class Solution {`
`36`	`36`	`continue`
`37`	`37`	`}`
`38`	`38`	`path.append(c)`
`39`		`- backtrack(path, target -1)`
	`39`	`+ backtrack(path)`
`40`	`40`	`path.remove(at: path.count - 1)`
`41`	`41`	`}`
`42`	`42`	`}`
`43`	`43`
`44`		`- backtrack([], n *2)`
	`44`	`+ backtrack([])`
`45`	`45`	`return res`
`46`	`46`	`}`
`47`	`47`

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