!! used as default html header if there is none in the selected theme. Varicode

Varicode --- Introduction ---

Varicode asks you to encode a set of letters by code words of variable lengths.
Choose the parameters of the exercise:

This page is not in its usual appearance because WIMS is unable to recognize your web browser.
In order to access WIMS services, you need a browser supporting forms. In order to test the browser you are using, please type the word wims here: and press ``Enter''.

Please take note that WIMS pages are interactively generated; they are not ordinary HTML files. They must be used interactively ONLINE. It is useless for you to gather them through a robot program.