New Encryption Method

Using system;

/* The reason that I am using interface is that, in several
* Weeks I will use a bitwise operator for have encryption and decryption
**/
Public interface ibindesh
{
String encode (string Str );
String decode (string Str );
}

Namespace encryptiondecryption
{
/// <Summary>
/// Summary description for encryptiondecryption.
/// </Summary>
Public class encryptiondecryption: ibindesh
{
Public String encode (string Str)
{
String htext = ""; // blank text

For (INT I = 0; I <Str. length; I ++)
{
Htext = htext + (char) (STR [I] + 10-1*2 );
}
Return htext;
}

Public String decode (string Str)
{
String dtext = "";

For (INT I = 0; I <Str. length; I ++)
{
Dtext = dtext + (char) (STR [I]-10 + 1*2 );
}
Return dtext;
}
}
}