Update 2024/ferguson[12]/index.html - alt code

Specifically describe alt code in the Alternate code section.

2024/ferguson1/README.md

@@ -29,6 +29,9 @@ YouTube show for this entry:
 
 ## Alternate code:
 
+The author provided two alternate versions, one which has more events and far
+fewer `goto`s and the other which maxed out the `goto`s at 149 (up from 134)!
+
 
 ### Alternate build:
 

2024/ferguson1/index.html

@@ -485,6 +485,8 @@ YouTube show for this entry:</p>
 <h2 id="try">Try:</h2>
 <pre><code>    ./try.sh</code></pre>
 <h2 id="alternate-code">Alternate code:</h2>
+<p>The author provided two alternate versions, one which has more events and far
+fewer <code>goto</code>s and the other which maxed out the <code>goto</code>s at 149 (up from 134)!</p>
 <h3 id="alternate-build">Alternate build:</h3>
 <pre><code>    make alt</code></pre>
 <h3 id="alternate-use">Alternate use:</h3>

2024/ferguson2/README.md

@@ -30,6 +30,8 @@ YouTube show for this entry:
 
 ## Alternate code:
 
+The author provided alternate code which takes the output of `prog` and decodes
+it back to the original input.
 
 ### Alternate build:
 

2024/ferguson2/index.html

@@ -486,6 +486,8 @@ YouTube show for this entry:</p>
 <h2 id="try">Try:</h2>
 <pre><code>    ./try.sh</code></pre>
 <h2 id="alternate-code">Alternate code:</h2>
+<p>The author provided alternate code which takes the output of <code>prog</code> and decodes
+it back to the original input.</p>
 <h3 id="alternate-build">Alternate build:</h3>
 <pre><code>    make alt</code></pre>
 <h3 id="alternate-use">Alternate use:</h3>