코딩기초트레이닝 > 문자열 뒤집기 Java

 

https://school.programmers.co.kr/learn/courses/30/lessons/181905

프로그래머스

 

 

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class Solution {
    public String solution(String my_string, int s, int e) {

        String slice = my_string.substring(s,e+1);     
        StringBuilder sb = new StringBuilder(slice).reverse();

        return my_string.substring(0,s) + sb.toString() + my_string.substring(e+1,my_string.length());

    }
}