출처 : https://www.acmicpc.net/problem/2751 Problem Code import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringBuilder sb = new StringBuilder(); int N = Integer.parseInt(br.readLine()); ArrayList list = new ArrayList(); for (int i = 0; i < N; i++) list.add..