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

1989/paul/README.md

@@ -3,6 +3,7 @@
 Paul E. Black\
 US
 
+
 ## To build:
 
 ```sh
@@ -12,7 +13,8 @@ make all
 There is an alternate version with a trace routine that the author had commented
 out. See [alternate code](#alternate-code) below for more details.
 
-## Try:
+
+### Try:
 
 ```sh
 ./paul
@@ -56,6 +58,7 @@ and joining lines 12 and 13 together without a space.
 However as this is no longer a problem the trailing `\` has been restored in all
 versions, both the original and the fixed for modern systems version.
 
+
 ## Author's remarks:
 
 This programs computes and prints Fibonacci numbers by
@@ -140,6 +143,7 @@ the program.  Besides it is fun to watch the tape zooming back
 and forth as the program runs.  A much better debugger or trace
 could easily be added.
 
+
 ## Copyright and CC BY-SA 4.0 License:
 
 This file is Copyright (c) 2023 by Landon Curt Noll.  All Rights Reserved.