string tso = Request["tso"];
string mso = Request["mso"];
string Chuoi = "Ban vua nhap " + tso + "/" + mso;
<meta name="viewport" content="width=device-width" />
<form action="~/MainPage.cshtml" method="post">
<label for="tso">Tử số:</label>
<input type="text" name="tso" value="" /> <br />
<label for="mso">Mẫu số:</label>
<input type="text" name="mso" value="" /> <br />
<input type="submit" value="Submit"/>
