<%@ 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> <% //九九乘法表 String str=""; for(int i=1;i <= 9;i++) { for(int j=1;j<=i;j++) { str+=j+"*"+i+"="+j*i+" "; //str+="  "; } str+="<br>"; //换行 } %> <%= str %> <% //三角形 String sj=""; for(int i=1;i<=5;i++) { for(int j=1;j<=i;j++) { sj+="*"; sj+="  "; } sj+="<br>"; //换行 } %> <%= sj %>
<% //菱形 String a = ""; for(int i =1;i<=5;i++) { for(int j=1;j<=4+i;j++) { if(j<=5-i) { a+="  "; } else { a+="*"; } } a+="<br>"; } %> <%=a %> <% String b = ""; for(int k =1;k<=5;k++) { for(int s=1;s<=9-k;s++) { if(s<=k) { b+="  "; } else { b+="*"; } } b+="<br>"; } %> <%=b %>
</body> </html>