백준25305: 커트라인

문제

https://www.acmicpc.net/problem/25305

문제 풀이

import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int N = sc.nextInt();
        int k = sc.nextInt();
        
        ArrayList<Integer> list = new ArrayList<>();
        for (int i = 0; i < N; i++) {
            list.add(sc.nextInt());
        }

        Collections.sort(list, (x, y) -> y - x);
        System.out.println(list.get(k-1));
    }
}