Node.js solution for week 4, part 1

2 files changed, 76 insertions, 0 deletions

diff --git a/challenge-004/abigail/README.md b/challenge-004/abigail/README.md
index eabaa266df..2881e61d13 100644
--- a/challenge-004/abigail/README.md
+++ b/challenge-004/abigail/README.md
@@ -25,6 +25,7 @@ and printing. We may even need to filler comments to make it all work out.
 * [Bash](bash/ch-1.sh)
 * [C](c/ch-1.c)
 * [Lua](lua/ch-1.lua)
+* [Node.js](node/ch-1.node)
 * [Perl](perl/ch-1.pl)
 
 
diff --git a/challenge-004/abigail/node/ch-1.js b/challenge-004/abigail/node/ch-1.js
new file mode 100644
index 0000000000..aba62f0098
--- /dev/null
+++ b/challenge-004/abigail/node/ch-1.js
@@ -0,0 +1,75 @@
+#!/usr/local/bin/node
+
+//
+// See ../README.md
+//
+
+//
+// Run as: node ch-1.js < input-file
+//
+
+let pi = "%(uP7+Y`ME)gy(7')v?;%s^qc(Mj1}16idp'ONGs'2m.o,1HLY'}~P61@@Y-" +
+         "*O/.v,Jc~D+ttA'&EPjR(zXxD$dr,M$P=-f*YQqe,GIZ`0x5oL1(mpl17en`" +
+         ")Q$ge,L6_5.I;hj%yy6n,L_t')dtyy)[ugS&-3(c&lC:a&~8SP#+iis+WR&8" +
+         "*Y;V3/+JD@-J>7u0$Nh<#2&:@+#=`/*YtP-0t8uf+tf/V&yjx>+]S=&%d}7z" +
+         "0YXa9$SOyt$*mzv1&X(W(.{0G-Vya`0a}KI0pQD2,nV0:,WE0+#?F[>(iMb}" +
+         "%k(tB/UO0m.8R'x%Vys_-|IgL.y-n6(v[*#+<w,K&ph2o.LfLw.'YJB%SI/r" +
+         "-RGB[0/yKw);ml1+SlKv.UDG6&jY3_#=Nry$t6Ng/YXEe%A)of.>/-J1#[`]" +
+         "&*M<M1Uqt]#f=#g-a$q{$Gn<,#CLb7((C*0,D]yd&c4OS#Ql2h%gd7>#'1wg" +
+         "-}+B}*jWDi)/2&k,h|/)+eu-3)9{mU-`:]M/YF$a.O0SF0{~2C.EjkZ&>|lD" +
+         "#%UmL+w)$V&14Ty0arq+%xnAo/XX/y0_=Bl/)f*}'Gc88'GV;X1RG~<+gJ8p" +
+         "&^E~A'/3N=*R2|j&SgD@-0St?*jL@'-ZsbD$+_hy.#HkF0cO_[#t0wL-8._r" +
+         "#0)@p#4(ha+lyD6,[|1w%_K//+c2#j.4xl2)SpX=.>)gp$R)ZP,IS%@,}%#J" +
+         "*1zj[,sIw#%6pwl%D'fk#Bx6'%4?.0&c9'?#R7P|&ZJ;M&q6q&&|h9?0LVI}" +
+         "(2lq>#/G+<,Bv`l+U'K?'2i}q+,J8W/7dU++X(l51R>#T&)fV0'I%FC%HHkt" +
+         "%{(NN&Kn$]*<Aur/2kmb+:Wu&)7%WR/W[BH)+.]`/~B$S.WE~n,J_v]%-h'|" +
+         "%RrIs.:wg4)KQ#G*~I)7%=m]x$z.?F/F:I#*]Lg2(h&,J*}tu6/WWEX+>e0," +
+         "$K`U.%bSL*&dG^f,lN@.+jGbU.g8,s&FwUP$9p3S/)f(4,y><Y0vnKH(:}m~" +
+         "#y7eZ%~4^<1C|Ju$sQ)x0ko[G1)z8e&)U,+'N'y9,)LJT0k+B7-H5gh0z,~X" +
+         "0E:/(.0dlN1&/Rn/[|SL1RLl=)|BoK$K~@E$0j%D)oW$^+bQyn.~]>{*/L)t" +
+         "-Oi$Y*&I1x1Kyk#$}~i|)^4uG%|&sU)XNR-,PLl/.lmT'&_~it-16U9-B~A[" +
+         "(}s.a0~]Zj*<*~%-~N27%$O,*/a,,c%<#@60On3z0~3@B13UOG/A^&K,GRHi" +
+         ",S_:*&9I{_$nCM9&U^*9)WmPj+$TL8.]WpP)CWDR$u#7])K/Bi+,[B9(0~a&" +
+         "&=aag,L-UG#HoAx/=@p,&ux{:0($3X*[J<4,eh{E1F&tE$cGo.&C}15*:u{Z" +
+         ",:*H^'f,=~$,z%B)WZbL$DjA;/oFKa%.>ig/^o.90e/P=*Auex0TD}p/hncA" +
+         "/%d87#/u19,r&sM(A+4V0%4u$.}F+P0o|4e.g(<[#5y<J++`sn,C6]p-t;&]" +
+         "*wEcH.YA#C.|Tl$(2g>y*]3@5%II741/XZ>)Lm6e0``3L%.JF[+Z?8b(tj7C" +
+         "'S/z}#vS|i)S9[=*/nCG)PMaY-{pML);vN?%kRcr#*.Tg,x;42'(1w.0dA)S" +
+         ")-us%.#1$R-rkwf%m%B-(ctK8+4Sn^%*C1Y-wqsr%eNg11%$De&&07q+%1>-" +
+         "+mCl2%)V#w%#y:[,?t*D$64`9.U+{`-SBX-+gi/o)0B$q#V$tW+#lmM)';EH" +
+         "%yFPZ/Gy(~,dl@h)A&ju-Co2,-du++)[Awk&wE}p*H;._.[]4W+Eb7K#iiKB";
+
+
+let printf    = require ('printf')
+let in_size   = 5
+let out_size  = 9
+let first_ord = "#"  . codePointAt (0)
+let skip_ord  = "\\" . codePointAt (0)
+let last_ord  = "~"  . codePointAt (0)
+let range     = last_ord - first_ord
+let format    = printf ("%%0%dd", out_size)
+
+process . stdout . write ("3.")
+
+for (let i = 0; i < pi . length; i += in_size) {
+    let out = 0
+    for (let j = i; j < i + in_size; j ++) {
+        out *= range
+        let n = pi . codePointAt (j)
+        if (n >= skip_ord) {
+            n --
+        }
+        out += n - first_ord
+    }
+    printf (process . stdout, format, out)
+}
+process . stdout . write ("\n")
+
+
+//
+//  FODDER FODDER  FODDER FODDER  FODDER FODDER  FODDER
+//  FODDER FODDER  FODDER FODDER  FODDER FODDER  FODDER
+//  FODDER FODDER  FODDER FODDER  FODDER FODDER  FODDER
+//  FODDER FODDER  FODDER FODDER  FODDER FODDER  FODDER
+//  FODDER FODDER  FODDER FODDER  FODDER FODDER  FODDER
+//