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

2000/dhyang/README.md

@@ -7,19 +7,22 @@ Covina, CA 91722\
 US\
 <http://uguu.org>
 
+
 ## To build:
 
 ```sh
 make
 ```
 
+
 ## To use:
 
 ```sh
 ./dhyang
 ```
 
-## Try:
+
+### Try:
 
 ```sh
 make saitou
@@ -38,6 +41,7 @@ make aku
 ./aku | diff - aku.c
 ```
 
+
 ## Judges' remarks:
 
 A beautiful combination of solving several different problems, but
@@ -47,6 +51,7 @@ programs have *one* interesting layout; this one has four.
 It may be informative to run the code through a "beautifier", to
 study it, but the layout itself is where most of the interest lies.
 
+
 ## Author's remarks:
 
 This one is dedicated to Saitou Hajime fans `^_^x`
@@ -74,6 +79,7 @@ but you know, size...
 character set.  No file is included and all functions assume default int return
 type (a source of compile warnings).
 
+
 ## Copyright and CC BY-SA 4.0 License:
 
 This file is Copyright (c) 2023 by Landon Curt Noll.  All Rights Reserved.