fix a few more standard header lines in winner README.md files

1984/anonymous/README.md

@@ -16,6 +16,7 @@ make all
 ./anonymous
 ```
 
+
 ## Alternate code:
 
 The original version of this entry was added, by request,
@@ -23,6 +24,7 @@ in order to show the code that was turned into the
 [tattoo](https://web.archive.org/web/20070120220721/https://thomasscovell.com/tattoo.php),
 as the alternate code. See below for the tattoo side-by-side with the code.
 
+
 ### Alternate build:
 
 ```sh

1984/decot/README.md

@@ -31,12 +31,14 @@ For more detailed information see [1984 decot in bugs.md](/bugs.md#1984-decot).
 ./decot
 ```
 
+
 ## Alternate code:
 
 This alternate code, the original, requires a compiler that supports
 `-traditional-cpp` or an old enough compiler. If you have such a compiler you
 can use this version.
 
+
 ### Alternate build:
 
 ```sh