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Commit49bd1fd

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Adding to backtracking (TheAlgorithms#1289)
* adding generate-parenthses algorithm* adding generateParenthses algorithm* adding generate parentheses algorithm* fixing comments according to the JDoc comments, cleaning code* fixing comments
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‎Backtracking/generateParentheses.js

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/**
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* Problem Statement: Given a number n pairs of parentheses, try to Generate all combinations of valid parentheses;
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*@param {number} n - number of given parentheses
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*@return {string[]} res - array that contains all valid parentheses
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*@see https://leetcode.com/problems/generate-parentheses/
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*/
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constgenerateParentheses=(n)=>{
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constres=[]
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constsolve=(chres,openParenthese,closedParenthese)=>{
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if(openParenthese===n&&closedParenthese===n){
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res.push(chres)
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return
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}
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if(openParenthese<=n){
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solve(chres+'(',openParenthese+1,closedParenthese)
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}
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if(closedParenthese<openParenthese){
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solve(chres+')',openParenthese,closedParenthese+1)
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}
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}
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solve('',0,0)
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returnres
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}
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export{generateParentheses}
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import{generateParentheses}from'../generateParentheses'
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test('generate all valid parentheses of input 3',()=>{
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expect(generateParentheses(3)).toStrictEqual(['((()))','(()())','(())()','()(())','()()()'])
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})

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