[Java] Programmers - K번째 수

• 문제 링크

• 나의 답:

  import java.util.*;
    
  class Solution {
      static public int[] solution(int[] array, int[][] commands) {
          int[] answer = new int[commands.length];
    
    
    
          for (int i = 0; i < commands.length; i++) {
              ArrayList<Integer> a = new ArrayList<>();
    
              int x = commands[i][0];
              int y = commands[i][1];
              int k = commands[i][2];
    
              for (int j = x; j <= y; j++) {
                  a.add(array[j-1]);
              }
    
              Collections.sort(a);
              answer[i] = a.get(k-1);
          }
    
          return answer;
      }
  }
    
  

• 결과: