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    알고리즘문제풀기

    [알고리즘문제풀기] 문자열 뒤집기

    silver's avatar
    silver
    Nov 20, 2024
    [알고리즘문제풀기] 문자열 뒤집기
     

    문제

    school.programmers.co.kr
    https://school.programmers.co.kr/learn/courses/30/lessons/120822/solution_groups?language=java
     

    내가 작성한 정답

    class Solution { public String solution(String my_string) { StringBuffer sb = new StringBuffer(my_string); return sb.reverse().toString(); } }
     

    다른 사람들이 작성한 정답

    import java.util.*; class Solution { public String solution(String my_string) { StringBuilder sb = new StringBuilder(); sb.append(my_string); sb.reverse(); return sb.toString(); } }
    class Solution { public String solution(String myString) { return new StringBuilder(myString).reverse().toString(); } }
    class Solution { public String solution(String my_string) { String answer = ""; for(int i=my_string.length()-1; i>=0; i--){ answer+=my_string.charAt(i); } return answer; } }
     
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