Fixes in 2006 html files and some of 2011

2006/sykes2/README.md

@@ -46,7 +46,7 @@ string actually forms part of the lookup table.
 
 Intel CC warns about the lack of a declaration for the argument to `main()`.
 (`gcc` does not notice this though, even with `-Wall`.)  But anyway it can
-easily be declared as int at the expense of 4 more characters.
+easily be declared as `int` at the expense of 4 more characters.
 
 I'm not sure of the effects on a hard disk of rewriting the same file
 multiple times per second for a long time.  Run at your own risk!

2006/sykes2/index.html

@@ -432,7 +432,7 @@ of brackets to a minimum, and to keep the character count as low as possible.</p
 string actually forms part of the lookup table.</p>
 <p>Intel CC warns about the lack of a declaration for the argument to <code>main()</code>.
 (<code>gcc</code> does not notice this though, even with <code>-Wall</code>.) But anyway it can
-easily be declared as int at the expense of 4 more characters.</p>
+easily be declared as <code>int</code> at the expense of 4 more characters.</p>
 <p>I’m not sure of the effects on a hard disk of rewriting the same file
 multiple times per second for a long time. Run at your own risk!</p>
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