Format fix + add try script to 2006/sykes2

The script runs the 'try' section but makes sure to redirect both stderr
and stdout to /dev/null as without it it ruins the show.

Format fixed README.md.

The author suggested to having a table of operator precedence open when
looking at the code so I pointed out operator(7).

2006/sykes2/README.md

@@ -1,8 +1,6 @@
 # Best One Liner
 
 Stephen Sykes  
-Itäinen koulupolku  
-Kauniainen  
 Finland  
 <https://web.archive.org/web/20160316092728/http://www.stephensykes.com/>  
 
@@ -15,26 +13,23 @@ make
 ## To run:
 
 ```sh
-./prog
+./sykes2
 ```
 
 ## Try:
 
 ```sh
-while :; do
-    clear
-    rm -f sykes2
-    make sykes2
-    ./sykes2
-    sleep 1
-done
+./sykes2.sh
 ```
 
+This will repeatedly remake the program and run it then sleep for one second for
+a nice show of time.
+
 ## Judges' Comments:
 
 As they say, "Lather, rinse, repeat"! :-)
 
-If you have the time, figure out how this small 1-line entry works!
+If you have the time :-), figure out how this small 1-line entry works!
 
 ## Author's remarks:
 
@@ -45,16 +40,15 @@ The clock numerals are rendered as an old fashioned 7 segment display.
 The encodings for which segments light for which number, and for where
 each segment appears on screen are hidden in the two strings.
 
-When reading the program, you may want to refer to a table of
-operator precedence - careful choices were made to keep the usage of
-brackets to a minimum, and to keep the character count as low as
-possible.
+When reading the program, you may want to refer to a table of operator
+precedence (try `man 7 operator`) - careful choices were made to keep the usage
+of brackets to a minimum, and to keep the character count as low as possible.
 
 One interesting bit of obfuscation - the null at the end of the second
 string actually forms part of the lookup table.
 
-Intel CC warns about the lack of a declaration for the argument to main.
-(gcc does not notice this though, even with -Wall.)  But anyway it can
+Intel CC warns about the lack of a declaration for the argument to `main()`.
+(`gcc` does not notice this though, even with `-Wall`.)  But anyway it can
 easily be declared as int at the expense of 4 more characters.
 
 I'm not sure of the effects on a hard disk of rewriting the same file

2006/sykes2/sykes2.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+while :; do
+    clear
+    rm -f sykes2
+    make sykes2 2>/dev/null 1>&2
+    ./sykes2
+    sleep 1
+done