Obfuscated Code - Twelve Days

/* See information about code further down */

#include <stdio.h>
main(t,_,a)
char *a;
{
return!0<t?t<3?main(-79,-13,a+main(-87,1-_,main(-86,0,a+1)+a)):
1,t<_?main(t+1,_,a):3,main(-94,-27+t,a)&&t==2?_<13?
main(2,_+1,"%s %d %d\n"):9:16:t<0?t<-72?main(_,t,
"@n'+,#'/*{}w+/w#cdnr/+,{}r/*de}+,/*{*+,/w{%+,/w#q#n+,/#{l+,/n{n+,/+#n+,/#\
;#q#n+,/+k#;*+,/'r :'d*'3,}{w+K w'K:'+}e#';dq#'l \
q#'+d'K#!/+k#;q#'r}eKK#}w'r}eKK{nl]'/#;#q#n'){)#}w'){){nl]'/+#n';d}rw' i;# \
){nl]!/n{n#'; r{#w'r nc{nl]'/#{l,+'K {rw' iK{;[{nl]'/w#q#n'wk nw' \
iwk{KK{nl]!/w{%'l##w#' i; :{nl]'/*{q#'ld;r'}{nlwb!/*de}'c \
;;{nl'-{}rw]'/+,}##'*}#nc,',#nw]'/+kd'+e}+;#'rdq#w! nr'/ ') }+}{rl#'{n' ')#\
}'+}##(!!/")
  :t<-50?_==*a?putchar(31[a]):main(-65,_,a+1):main((*a=='/')+t,_,a+1)
    :0<t?main(2,2,"%s"):*a=='/'||main(0,main(-61,*a,
"!ek;dc i@bK'(q)-[w]*%n+r3#l,{}:\nuwloca-O;m .vpbks,fxntdCeghiry"),a+1);
}



/* PERSONAL DISCLAIMER */
/* I did not write this. I found this code online in the late 90s sometime.        */
/* I do remember that it was posted as winning an obfuscation contest somewhere.   */
/* In order to give some sort of attribution, I dug around online, and found       */
/* what you see below. I cannot verify its accuracy, but it's something at least.  */
/* The code on the page where I found this (http://udel.edu/~mm/xmas/) differs     */
/* only in formatting, as near as I can tell (spot checked, not fully read).       */

/* WHAT DOES IT DO?? */
/* So, to see what the code does, you can compile and execute it, as is. If you    */
/* don't have a C compiler laying around (or you don't trust random online code),  */
/* you can use the online compiler at:                                             */
/*      https://www.tutorialspoint.com/compile_c_online.php                        */
/*                                                                                 */
/* Or, if you'd rather just know, I'll tell you below the attribution information. */

/*
Least likely to compile successfully: <ian@unipalm.co.uk> Ian Phillipps

    Ian Phillipps
    Cambridge Consultants Ltd
    Science Park
    Milton Road
    Cambridge CB4 4DW
    England

Compile and run without parameters.

The program is smaller than even the 'compressed' form of its output,
and thus represents a new departure in text compression standards.

The judges thought that this program looked like what you would get
by pounding on the keys of an old typewriter at random.

Copyright (c) 1988, 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
and remains unaltered.  All other uses must receive prior permission in
writing from both Landon Curt Noll and Larry Bassel.
*/


/* REALLY, WHAT'S IT DO?? */
/* The code outputs the lyrics to the song The Twelve Days of Christmas, as seen below. */

/*
sh-4.2$ gcc -o main *.c
sh-4.2$ main
On the first day of Christmas my true love gave to me
a partridge in a per tree.

On the second day of Christmas my true love gave to me
two turtle doves
and a partridge in a per tree.

On the third day of Christmas my true love gave to me
three french hens, two turtle doves
and a partridge in a per tree.

On the fourth day of Christmas my true love gave to me
four calling birds, three french hens, two turtle doves
and a partridge in a per tree.

On the fifth day of Christmas my true love gave to me
five gold rings;
four calling birds, three french hens, two turtle doves
and a partridge in a per tree.

On the sixth day of Christmas my true love gave to me
six geese a-laying, five gold rings;
four calling birds, three french hens, two turtle doves
and a partridge in a per tree.

On the seventh day of Christmas my true love gave to me
seven swans a-swimming,
six geese a-laying, five gold rings;
four calling birds, three french hens, two turtle doves
and a partridge in a per tree.

On the eigth day of Christmas my true love gave to me
eight maids a-milking, seven swans a-swimming,
six geese a-laying, five gold rings;
four calling birds, three french hens, two turtle doves
and a partridge in a per tree.

On the ninth day of Christmas my true love gave to me
nine ladies dancing, eight maids a-milking, seven swans a-swimming,
six geese a-laying, five gold rings;
four calling birds, three french hens, two turtle doves
and a partridge in a per tree.

On the tenth day of Christmas my true love gave to me
ten lords a-leaping,
nine ladies dancing, eight maids a-milking, seven swans a-swimming,
six geese a-laying, five gold rings;
four calling birds, three french hens, two turtle doves
and a partridge in a per tree.

On the eleventh day of Christmas my true love gave to me
eleven pipers piping, ten lords a-leaping,
nine ladies dancing, eight maids a-milking, seven swans a-swimming,
six geese a-laying, five gold rings;
four calling birds, three french hens, two turtle doves
and a partridge in a per tree.

On the twelfth day of Christmas my true love gave to me
twelve drummers drumming, eleven pipers piping, ten lords a-leaping,
nine ladies dancing, eight maids a-milking, seven swans a-swimming,
six geese a-laying, five gold rings;
four calling birds, three french hens, two turtle doves
and a partridge in a per tree.

sh-4.2$
*/