Java 打印九九乘法表

 

 

    @Test
    public void  t () {
        for (int line = 1; line <=9; line++) {
            for (int j = 1; j <=line; j++) {
                System.err.print(j+"*"+line+"="+j*line+"\t");
            }
            System.err.println();
        }
    }