Untitled

<!DOCTYPE HTML>
<html lang="pl-PL">
<head>
   <meta charset="UTF-8">
   </head>
<body>
<script type="text/javascript">
function suma()
{
 var i=1;
 var suma=0;
var j=3;


while (i<=10)
{
suma=j+suma
i++;
j=j+3;
}
document.write("10 kolejnych liczb podzielnych przez 3:"+"<br></br>"+suma);
return suma;
}

suma();


</script>
</body>
</html>


<!DOCTYPE html>
<html lang="pl-PL">
<head>
   <meta charset="UTF-8">
   <style type="text/css">
   html
   {
   background-color:#4D7F2A;
   font-size:50px;
   text-align:center;
   text-shadow: 5px 2px 50px red;

   }
   div
   {
   background-color:lightblue;
  height:50%;
   width:50%;
   margin:10%;
   border-radius:5%;


   }


   </style>
   </head>
 <body>
 <div>
 <script type="text/javascript">


 function mnoz(a, b,c)

{

  var obj = a * b * c ;

  return obj;

}

var obj = mnoz(5,2,3);

document.write(obj);


 </script>
 </div>
 </body>
 </html>


<!DOCTYPE html>
<html lang="pl-PL">
<head>
   <meta charset="UTF-8">
   <style type="text/css">
   html
   {
   background-color:#4D7F2A;
   font-size:50px;
   text-align:center;
   text-shadow: 5px 2px 50px red;

   }
   div
   {
   background-color:lightblue;
  height:50%;
   width:50%;
   margin:10%;
   border-radius:5%;


   }


   </style>
   </head>
 <body>
 <div>
 <script type="text/javascript">


function silnia(n)
{
        wynik = 1;
        while (n > 0)
        {
                wynik = wynik * n ;
                n -- ;
        }
        document.write(wynik);
}
var n =parseFloat(prompt("podaj silnie"))2;
silnia(n);


 </script>
 </div>
 </body>
 </html>


<!DOCTYPE HTML>
<html lang="pl-PL">
<head>
   <meta charset="UTF-8">
   </head>
<body>
<script type="text/javascript">
for(var i=1000;i<=2000;i++)if(!(i%11))
document.write(i+" ");

</script>
</body>
</html>