c# modulus operator
<p>I can write the program</p>

<pre><code>int a = 3;
int b = 4;

Console.WriteLine(a % b);
</code></pre>

<p>The answer I get is 3.  How does 3 mod 4 = 3??? </p>

<p>I can't figure out how this is getting computed this way.</p>
