fix standard headers and header spacing in winner README.md files

2005/mikeash/README.md

@@ -5,19 +5,22 @@ US\
 mike@mikeash.com\
 <https://mikeash.com>
 
+
 ## To build:
 
 ```sh
 make
 ```
 
+
 ## To use:
 
 ```sh
 ./mikeash
 ```
 
-## Try:
+
+### Try:
 
 ```sh
 ./mikeash < mikeash.c
@@ -27,6 +30,7 @@ make
 NOTE: the author stated that they tested this under i386 machines but this works
 under 64-bit (x86_64, arm64) machines too.
 
+
 ## Judges' remarks:
 
 Having problems speaking code?  Do you [LISP][]?  Parenthetically
@@ -37,6 +41,7 @@ John McCarthy might not have imagined it quite like this!  :-)
 
 [LISP]: https://en.wikipedia.org/wiki/Lisp_(programming_language)
 
+
 ## Author's remarks:
 
 This program is a self-reproducing program, which is on the IOCCC's list
@@ -155,6 +160,7 @@ hardcoding various character constants. Other than this requirement, it
 should run anywhere there's a conforming C99 compiler and a standard
 C library.
 
+
 ## Copyright and CC BY-SA 4.0 License:
 
 This file is Copyright (c) 2023 by Landon Curt Noll.  All Rights Reserved.