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Commit6934f92

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1 parent2049b89 commit6934f92

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‎README.md

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@@ -144,3 +144,4 @@ This is the solutions collection of my LeetCode submissions, most of them are pr
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|523|[Continuous Subarray Sum](https://leetcode.com/problems/continuous-subarray-sum/)|[JavaScript](./src/continuous-subarray-sum/res.js)|Medium|
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|539|[Minimum Time Difference](https://leetcode.com/problems/minimum-time-difference/)|[JavaScript](./src/minimum-time-difference/res.js)|Medium|
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|687|[Longest Univalue Path](https://leetcode.com/problems/longest-univalue-path/)|[JavaScript](./src/longest-univalue-path/res.js)|Easy|
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|779|[K-th Symbol in Grammar](https://leetcode.com/problems/k-th-symbol-in-grammar/)|[JavaScript](./src/k-th-symbol-in-grammar/res.js)|Medium|

‎src/k-th-symbol-in-grammar/res.js

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/**
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*@param {number} N
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*@param {number} K
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*@return {number}
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*/
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varkthGrammar=function(N,K){
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if(N===1)return0;
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if(N===2)returnK-1;
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constindex=Math.pow(2,N-1);
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if(K<=index/2){
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returnkthGrammar(N-1,K);
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}else{
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return1-kthGrammar(N-1,K-index/2);
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}
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};

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