344. Reverse String java

개발하는루루 2022. 12. 20. 23:39

https://leetcode.com/problems/reverse-string/

Reverse String - LeetCode

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# 투포인터를 이용한 스와핑

class Solution {
    public void reverseString(char[] s) {
        int left = 0, right = s.length-1;
        while (left < right) {
            char temp = s[right];
            s[right] = s[left];
            s[left] = temp;
            left++;
            right--;
        }
    }
}