More README.md files updated

Some of the files modified include some of the files modified yesterday;
others were not modified yesterday. I backtracked as I noticed some
sections are missing in earlier README.md files. However more have to be
checked in earlier years. I'm committing now as I have to do other
things and am likely done for the day.

1987/biggar/README.md

@@ -20,6 +20,8 @@ Santa Monica, CA
 	cat biggar.c | ./biggar | od -c
 
 
+## Judges' comments:
+
 By changing the compile line you can make this program do anything you
 want.  This is a very efficient way to transfer source, though it
 increases the size of Makefiles.
@@ -38,7 +40,6 @@ entry](../wall/README.md) regarding Mark's contribution but it seems to have
 been lost in time. If anyone knows about its whereabouts we'd appreciate letting
 us know. Thanks!
 
-## Judges' comments:
 
 Passes BSD and UTS lint.  At least one version of lint is thrown into
 an infinite loop by this entry.

1987/heckbert/README.md

@@ -12,7 +12,6 @@ On System V systems, we had to compile with `-Dindex=strchr`.
 To compile on a 16 bit machine, change 300000 to 30000.
 
 
-## Judges' comments:
 
 ### Try:
 
@@ -25,14 +24,16 @@ Ask yourself what happens to `foo.md` if you try:
 
 	./ph 40 < README.md > foo.md
 
-Folding at the wrong length may be equivalent to a "Spindle or Mutilate" operation.  For example:
+
+## Judges' comments:
+
+Folding at the wrong length may be equivalent to a "Spindle or Mutilate" operation. For example:
 
 	./heckbert 40 < heckbert.c > ph.c ; make ph ; ./ph 20 < heckbert.c > bar.c ; make bar
 
-
 Try not to
 [Fold, Spindle or Mutilate](https://repository.library.brown.edu/studio/item/bdr:788264/PDF/)
-files.  :-)
+files. :-)
 
 
 ## Author's comments:
@@ -41,7 +42,7 @@ No comments were provided by the author.
 
 
 The judges used this program to fold up very long lines which the
-BSD fold(1) was unable to process.  This program has been added
+BSD fold(1) was unable to process. This program has been added
 to the contest tool chest.
 
 

1987/hines/README.md

@@ -21,8 +21,8 @@ USA
 
 ### Alternate code
 
-An alternate version of this entry, `hines.alt.c`.
-With older compilers you can try the alt version:
+An alternate version of this entry is in `hines.alt.c`. With older compilers you
+can try the alt version:
 
     make alt
 

1987/lievaart/README.md

@@ -17,12 +17,18 @@ compiler.
 	./lievaart
 	# enter a level and start playing as described below
 
-	./lievaart2
-	# enter a level and start playing as described below
 
 NOTE: if you enter invalid input the program will enter an infinite loop
 displaying a string like `"You:"` repeatedly.
 
+## Try:
+
+To see what it would have looked like without the size restrictions:
+
+	./lievaart2
+	# enter a level and start playing as described below
+
+
 ## Judges' remarks:
 
 We believe that you too will be amazed at just how much power Mr. Lievaart

1987/wall/README.md

@@ -9,7 +9,14 @@ Panorama City, CA  91402  USA
 
         make all
 
-## Judges' comments:
+## To run:
+
+
+	./wall
+	# enter some strings
+
+	./wall | some_command
+	# enter some strings
 
 ### Try:
 
@@ -35,6 +42,9 @@ and enter some input like:
 	quit # for the cat version
 
 
+## Judges' comments:
+
+
 What we found amazing was how the flow of control was transferred
 between subroutines.  Careful inspection will show that the array of
 pointers to functions named 'vi' refers to functions which seem to not
@@ -44,6 +54,11 @@ done and how it is being exploited?
 
 Some compilers complained about this file, so we changed: '=++I' to '= ++I'.
 
+
+## Author's comments:
+
+No comments were provided by the author.
+
 Copyright (c) 1987, Landon Curt Noll & Larry Bassel.
 All Rights Reserved.  Permission for personal, educational or non-profit use is
 granted provided this this copyright and notice are included in its entirety