<%@ page language="java" contentType="text/html; charset=UTF-8"

    pageEncoding="UTF-8"%>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>

<head>

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">

<title>Insert title here</title>

</head>

<body>

<h3>九九乘法表</h3>

<hr>

<%

    for(int a = 1; a <= 9; a++ )

    {

        for(int b = 1; b <= a; b++ )

        {

            out.println(a +"*"+ b +"="+a*b+"    &nbsp&nbsp") ;  //制表符

        }

%>

            <br>

<%

    }

%>

<h3>三角形</h3>

<hr>

<%

    for(int a = 1; a <= 9; a++ )

    {

        for(int b = 1; b <= a; b++ )

        {

                out.println("*"+"&nbsp&nbsp") ;

        }

%>

<br>

<%

}

%>

<h3>菱形</h3>

<hr>

<%

 for(int i = 0; i < 9; i++)

        {

            for(int x = i + 1; x < 9; x++)

            {

                out.println("&nbsp&nbsp");

            }

            for(int y = 0; y < (i + 1) * 2 - 1; y++)

            {

                out.println("#");

            }

            out.print("<br>");

        }

        for(int i = 0; i < 9; i++)

        {

            for(int x = 0; x < i; x++)

            {

                out.println("&nbsp&nbsp");

            }

            for(int y = i; y < 2 * 9 - i - 1; y++)

            {

                   out.println("#");

            }

            out.print("<br>");

        }

%>

</body>

</html>