[백준, BOJ 15665] N과 M (11) (java)

https://www.acmicpc.net/problem/15665메모리: 34,648 KB , 시간: 356 ms사용 알고리즘: 백트래킹, 자료 구조import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.*;public class Main { static int N, M; static List list; static int[] arr; static StringBuilder answer; public static void main(String[] args) throws Exception{ BufferedReader br = new BufferedReader(new InputStr..