[정렬] K 번째수 (JAVA)

https://school.programmers.co.kr/learn/courses/30/lessons/42748?language=java 

프로그래머스

 

import java.io.IOException;
import java.util.Arrays;

class Solution{
    public int[] solution(int[] array, int[][] commands) throws IOException {
        int[] answer = new int[commands.length];
        int t = commands.length;

        for(int i = 0 ; i < t ; i++){
            int s = commands[i][0];
            int e = commands[i][1];
            int k = commands[i][2];

            int[] temp = Arrays.copyOfRange(array, s-1, e);
            Arrays.sort(temp);
            answer[i] = temp[k-1];
        }

        return answer;
    }
}