Add 2020/kurdyukov3/try.sh + format/typo checks

2020/kurdyukov3/README.md

@@ -4,6 +4,9 @@
 make
 ```
 
+There is an alternate version of this program. See [Alternate
+code](#alternate-code) below.
+
 
 ## To use:
 
@@ -15,27 +18,24 @@ make
 ### Try:
 
 ```sh
-# first input to try
-echo first input to try | ./prog
-
-# try reading this output
-echo International Obfuscated C Code Contest | ./prog
-
-# try reading this other output
-./prog < input.txt
+./try.sh
 ```
 
 
 ## Alternate code:
 
-There is an alternate version of this code in `prog.alt.c` where the main code is a macro.
+The alternate version, [prog.alt.c](prog.alt.c), has the main code as a macro.
 
-To compile this alternate version:
+
+### Alternate build:
 
 ```sh
 make alt
 ```
 
+
+### Alternate use:
+
 Use `prog.alt` as you would `prog` above.
 
 
@@ -50,12 +50,15 @@ languages) is called
 [typoglycemia](https://www.mrc-cbu.cam.ac.uk/personal/matt.davis/Cmabrigde/)
 (the article however is incorrect in stating that if the letters were more
 jumbled or if other words were formed one could not read it: we know of some who
-can in fact do exactly that).
+can in fact do exactly that). Also, to be clear, there was no such study stated
+in [input.txt](input.txt) but as you'll likely see you should be able to do
+exactly what it says nonetheless.
 
 
 ## Author's remarks:
 
-### Letter Mixer ###
+
+### Letter Mixer
 
 Compile and try this:
 
@@ -63,7 +66,9 @@ Compile and try this:
 cat input.txt | ./prog
 ```
 
-The program can work with letters that are not represented in English, as long as these letters are encoded in the higher part of the single-byte character set (use `iconv` to convert from UTF-8 and back).
+The program can work with letters that are not represented in English, as long
+as these letters are encoded in the higher part of the single-byte character set
+(use `iconv` to convert from UTF-8 and back).
 
 
 ## Copyright and CC BY-SA 4.0 License:

2020/kurdyukov3/input.txt

@@ -1 +1,4 @@
-Using the incredible power of the human brain, according to research at Cambridge University, it doesn't matter in what order the letters in a word are, the only important thing is that the first and last letter be in the right place. The rest can be a total, mess and you can read it without a problem.
+Using the incredible power of the human brain, according to research at
+Cambridge University, it doesn't matter in what order the letters in a word
+are, the only important thing is that the first and last letter be in the right
+place. The rest can be a total, mess and you can read it without a problem.

2020/kurdyukov3/try.sh

@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+#
+# try.sh - demonstrate IOCCC winner 2020/kurdyukov2
+#
+
+# make sure CC is set so that when we do make CC="$CC" it isn't empty. Doing it
+# this way allows us to have the user specify a different compiler in an easy
+# way.
+if [[ -z "$CC" ]]; then
+    CC="cc"
+fi
+
+make CC="$CC" all >/dev/null || exit 1
+
+# clear screen after compilation so that only the entry is shown
+clear
+
+# first input to try
+read -r -n 1 -p "Press any key to run: echo first input to try | ./prog: "
+echo 1>&2
+echo first input to try | ./prog
+echo 1>&2
+
+# try reading this output
+read -r -n 1 -p "Press any key to run: echo International Obfuscated C Code Contest | ./prog: "
+echo 1>&2
+echo International Obfuscated C Code Contest | ./prog
+echo 1>&2
+
+# try reading this other output
+read -r -n 1 -p "Press any key to show input.txt: "
+echo 1>&2
+cat input.txt
+echo 1>&2
+echo 1>&2
+
+read -r -n 1 -p "Press any key to run: ./prog < input.txt: "
+echo 1>&2
+./prog < input.txt