Commit44b0e00

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Merge pull requestneetcode-gh#3403 from an0nh4x0r/patch-1

Update 0022-generate-parentheses.java

2 parentsb9f60c2 +014eacc commit44b0e00Copy full SHA for 44b0e00

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Lines changed: 4 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -22,12 +22,11 @@ public List<String> generateParenthesis(int n) {`
`22`	`22`
`23`	`23`	`privatevoidbacktrack(intopenN,intclosedN,intn) {`
`24`	`24`	`if (openN ==closedN &&closedN ==n) {`
`25`		`-Iteratorvale =stack.iterator();`
`26`		`-Stringtemp ="";`
`27`		`-while (vale.hasNext()) {`
`28`		`-temp =temp +vale.next();`
	`25`	`+StringBuildersb =newStringBuilder();`
	`26`	`+for (Characterc:stack) {`
	`27`	`+sb.append(c);`
`29`	`28`	`}`
`30`		`-res.add(temp);`
	`29`	`+res.add(sb.toString());`
`31`	`30`	`}`
`32`	`31`	`if (openN <n) {`
`33`	`32`	`stack.push('(');`

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