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

1988/applin/README.md

@@ -23,11 +23,13 @@ program.  See the [Alternate code](#alternate-code) section below for details.
 ./applin
 ```
 
+
 ## Alternate code:
 
 As noted above a smaller version can be used in case your `cpp` has a hard time
 with this entry.
 
+
 ### Alternate build:
 
 ```sh