2009-12-24

Merry Quine-mas

open("/dev/dsp","wb"){|h|s=%q{d=["-KQW[UZbgu*HNT+]TNOOOTZ+cZTUUUUUZbagmssUZbagm
ss+wmpgja+KQW[dfnu","-KEKOINV[W*HBH+QHBCCCHN+WNHIIIIINVU[aUUINVU[aUU+YOR[^I+KEK
OXZbW","-W[acg vsc*TZ`+eaaaaa--vucavuca+eadsvs+W[dgvrtc","-K991LIL77777dIIIII--
LKKILKKI+Mad[   ^U+K991LHJK"].map{|l|l.unpack("C*").map{|c|[(c/6-4)*12/7-8,"012
35b"[c%6,1].     hex]}*4};y=32.chr;l="@"+[(m="Jnx4sn3sgd1")+"vnqkc!6sgd2Lnqc4gz
r4bnld;6/Ld       s2dzqsg6qd2@bdhud6gdq2Khmf;77/Lds2du4@dqx4gdzqs6oqd2@ozqd4ghl
4qnnl,+Amc         2gdz++2   @udm   4z        mc      2gdz      4@+u   dm   2zm
c2mz+@stqd+r     hmf",m+"E    zq    sg  !6sgd2Sz  u4@h  nt  q4qd  hfm  r;  6/Ld
s2ldm6sgdhq       2rnmfr6d  l    2  @o       knx      ;77/      Wghkd2    ehdkc
r4zmc4eknn         cr,6qnb  jr  ,2  gh  kkr,4zmc  4okz  hm  r+Rd  2@odz  s+2+,6
qd2@odzs6           +sgd2r  ntmc+@  hm        f+  inx"  ,"  Nn4l  nqd3k  ds1rhm
r6zmc2rn             4@qqnvr4fqnv,6/Nnq2sgnqmr6hm2@edrs6sgd2fqntmc;77/Hd2bnldr4
sn4lzjd               6Hhr2ak    d4@rrh   mfr4eknv+Fzq2zr+2+,6ezq2zr,6+sgd2btqr
d+hr+entmc         ","Hd4qtkdr3s  gd1   vnqkc6vhsg2sqtsg4zmc4fqzbd,6/Amc2lzjdr6
sgd2mz6@s           hnmr2oqnud77/ T   gd2fk   n4@q   hdr4    ne6Hh       r2qhfg
s4@dntr4             @mdrr,+Amc2v   nm+2+6@    cd    qr,  2v  nm6  +@cdqr2ne+Hh
r+knud"               ].map{|a|   a ,b,c,e,  *    f  =a.  sp  lit"      +";[a,c
=b+c+f                 *"2",c   ,b+  e+f*"4  "+  ".  8/        /"]*"6/"  }.join
.tr("                   a-z   /","b-    za\  n").gs  ub  (/^/  ,"       #"<<32)
;c=0;640.tim     es{|w|c<1&&(l=~/(@)?(.*?)(\d)/m;($>.<<$1?$2:y+$2).flush;l=$';c
=eval$3);c-=     1;a=[128]*z=1200;4.times{|j|t,n=d[j].pop;f=0.3456*2**(t/12.0-j
/2);(n>0?(d[     j]<<[t,n-1];z):800).times{|i|t>-3&&a[i]+=16*Math.sin(f.*w*z+i)
}};(h.<<a.pack"C*").flush};puts(s.gsub(/./){"!">$&?"#":y}+%(\nopen("/dev/dsp#{"
(c)Y.Endoh2009";'",'}"wb"){|h|s=%q{#{s}};eval(s.split*"")}))};eval(s.split*"")}

Run it under environment where /dev/dsp is available. If you are windows user, you can use cygwin. It often abends on cygwin. Please re-run it until it works.

The structure of the program:

  • Lines 1-4: encoded musical score data
  • Lines 4-5: score decoder
  • Lines 5-17: crypted compressed lyrics data (with timing data)
  • Lines 17-19: lyrics decompressor
  • Lines 20-21: lyrics player
  • Lines 21-23: wave synthesizer
  • Lines 23-24: quine

translated from mamememo in Japanese (2009-12-24).