fix Makefile, README.md and .gitignore for 2020/kurdyukov3

2020/kurdyukov3/README.md

@@ -1,32 +1,35 @@
 # Bset slaml prragom
 
+```
 Ilya Kurdyukov  
 <https://github.com/ilyakurdyukov>  
 Twitter: @ilyakurdyukov  
-
-
-The code for this entry can be found in prog.c
-
-## Judges' comments:
+```
 
 ## To build:
 
-    make all
+```sh
+make
+```
 
-### To use:
+### To run:
 
-    ./prog
+```sh
+./prog
+```
 
 ### Try:
 
-    # first input to try
-    echo first input to try | ./prog
+```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 output
+echo International Obfuscated C Code Contest | ./prog
 
-    # try reading this other output
-    ./prog < input.txt
+# try reading this other output
+./prog < input.txt
+```
 
 ### Alternate code
 
@@ -34,7 +37,9 @@ There is an alternate version of this code in `prog.alt.c` where the main code i
 
 To compile this alternate version:
 
-    make alt
+```sh
+make alt
+```
 
 Use `prog.alt` as you would `prog` above.
 
@@ -50,14 +55,16 @@ is it a pnuch crad)?
 
 Compile and try this:
 
+```sh
 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).
 
------------------------------------------------------------------------------------------------------
+## Copyright:
+
 (c) Copyright 1984-2020, [Leo Broukhis, Simon Cooper, Landon Curt Noll][judges] - All rights reserved
 This work is licensed under a [Creative Commons Attribution-ShareAlike 3.0 Unported License][cc].
 
 [judges]: http://www.ioccc.org/judges.html
 [cc]: http://creativecommons.org/licenses/by-sa/3.0/
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