package asas; public class jiujiuchengfabiao { public static void main(String[] args) { // TODO Auto-generated method stub // 九九乘法表 int arr[][] = new int[9][9]; for (int i = 0; i < 9; i++) { for (int j = 0; j <= i; j++) { arr[i][j] = (i + 1) * (j + 1); } } for (int i = 0; i < 9; i++) { for (int j = 0; j <= i; j++) { System.out.print((i + 1) + "x" + (j + 1) + "=" + arr[i][j] + "\t"); } System.out.println(); } int arr1[][] = new int[9][9]; int index[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9 }; for (int i = 0; i < 9; i++) { for (int j = 0; j < 9; j++) { arr1[i][j] = index[j]; } } } }