Java洛谷P5461 赦免战俘讲解

输入输出样例

输入 3 输出 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 1 0 0 0 0 0 1 0 1 0 0 0 0 1 1 1 1 0 0 0 1 0 0 0 1 0 0 1 1 0 0 1 1 0 1 0 1 0 1 0 1 1 1 1 1 1 1 1 1

代码实例:

```java
import java.util.Scanner;
public class Main{
	public static void main(String args[]) {

		Scanner scanner = new Scanner(System.in);
		int n = scanner.nextInt();

		int matrix[][] = new int[(int) Math.pow(2, n)][(int) Math.pow(2, n)];

		for (int i = 0; i