문제https://www.acmicpc.net/problem/2631풀이(42분)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)); int N = Integer.parseInt(br.readLine()); int[] input = new int[N]; for(int i=0;iinput[j]) dp[i] = Math.max(dp[i], dp[j]+1); ..