문제https://www.acmicpc.net/problem/13334풀이(40분)import java.io.*;import java.util.*;public class Main { static final List intervals = new ArrayList(); public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(br.readLine()); for (int i = 0; i pq = new PriorityQueue(); //..