<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> </head>
<body> <% String num1=request.getParameter("num1"); String num2 = request.getParameter("num2"); String flag = request.getParameter("flag"); int s_num1=Integer.parseInt(num1); int s_num2=Integer.parseInt(num2); int result=0;