输出9*9口诀 输出9*9乘法表

题目：输出9*9口诀

1 * 1 = 1
1 * 2 = 2 2 * 2 = 4
1 * 3 = 3 2 * 3 = 6
...
1 * 9 = 9 2 * 9 = 18 ...

程序分析：分行与列考虑，共9行9列，i控制行，j控制列。

public class 第十六题输出乘法口诀 { public static void main(String[] args) { /* 1 * 1 = 1 1 * 2 = 2 2 * 2 = 4 1 * 3 = 3 2 * 3 = 6 ... 1 * 9 = 9 2 * 9 = 18 ... */
        for(int i = 1; i < 10; i ++) { for( int j = 1; j <= i; j++) { System.out.print(i +" * "+j+" = "+i*j + "  "); } System.out.println(); } } }