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mykoo
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valid-palindrome
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valid-palindrome/GUMUNYEONG.js

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@@ -21,3 +21,11 @@ var isPalindrome = function (s) {
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return str === reverseStr;
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};
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// TC : O(n)
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// newStr 함수에서 n번(s의길이) 순회(toLowerCase) + n번 순회(replace)
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// reverseStr 을 만들기 위해서 for문 - 길이 n
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// = O(3n) 따라서 O(n)
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// SC : O(n)
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// 변수 str , reversStr 모두 길이가 n 이므로 O(n)

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