https://www.acmicpc.net/problem/9095풀이import java.io.*;import java.util.*;class Main { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; int[] arr = new int[12]; arr[1] = 1; arr[2] = 2; arr[3] = 4; int n = Integer.parseInt(br.readLine()); ..