[BAEKJOON] 11727. 2Xn 타일링 2

 

다이나믹 프로그래밍

문제링크

www.acmicpc.net/problem/11727

11727번: 2×n 타일링 2

 

package acmicpc.Silver3;


import java.util.Scanner;

public class nx2타일링2 {
	public static void main(String[] args) {
		
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		
		int[] arr = new int[1001];
		arr[1] = 1;
		arr[2] = 3;
		
		for(int i = 3; i <= n ; i++) {
			arr[i] = (2 * arr[i-2] + arr[i-1]) % 10007;
		}
		System.out.println(arr[n]);
		sc.close();
	}
}