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

1991/fine/README.md

@@ -4,19 +4,22 @@ Thomas A. Fine\
 US\
 [@thomasafine@social.linux.pizza](https://social.linux.pizza/@thomasafine)
 
+
 ## To build:
 
 ```sh
 make all
 ```
 
+
 ## To use:
 
 ```sh
 echo text | ./fine
 ```
 
-## Try:
+
+### Try:
 
 ```sh
 ./try.sh
@@ -47,6 +50,7 @@ How does this program work?  Which 3 bytes of C code can be changed
 into 2 bytes, allowing the program to still work, but also stripping
 the high bit off some input?
 
+
 ## Author's remarks:
 
 The author wishes to thank J Greely for the last 6 bytes.
@@ -90,7 +94,6 @@ data, the size can be reduced by one byte.  These are left as exercises
 for the student.
 
 
-
 ## Copyright and CC BY-SA 4.0 License:
 
 This file is Copyright (c) 2023 by Landon Curt Noll.  All Rights Reserved.