How do i get a random letter output in batch
<p>How do i get a random letter output in batch that dose not need to update each time it just makes a new random letter soo something like this </p>

<pre><code>    @echo off
    title random letter gen
    echo welcome
    echo press any key to get a random letter
    !!!!!!!!!!!!i want the %letter% to give a random letter!!!!!!!!!!
    echo %letter%
    echo press a key to get a new letter
    pause
    goto a
    :a
    echo %letter%
    pause
    goto a
</code></pre>