:)

문제 코드 import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.Collections; import java.util.LinkedList; import java.util.Queue; public class Main { static ArrayList[] a; static boolean[] c; public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String[] input = br.re..