java例程练习（东软笔试题[n阶平面魔方]）

import java.util.Scanner; public class MoFang { public static void main(String[] args) { System.out.println("输入行(列)数："); Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[][] a = new int[n][n]; int i = 0; int j = n / 2; //算法精要 for (int k = 1; k <= n * n; k++) { a[i][j] = k; if (k % n == 0) { i = (i + 1) % n; } else { i = (i - 1 + n) % n; j = (j + 1 ) % n; } } for (int k = 0; k < a.length; k++) { for (int r = 0; r < a[k].length; r++) { System.out.print(a[k][r] + "\t"); } System.out.println(); } } }