Node.js solution for week 108, part 2

3 files changed, 46 insertions, 3 deletions

diff --git a/challenge-108/abigail/README.md b/challenge-108/abigail/README.md
index d97ab66dec..1f2b01eaf8 100644
--- a/challenge-108/abigail/README.md
+++ b/challenge-108/abigail/README.md
@@ -46,6 +46,7 @@ more informations.
 * [Java](java/ch-2.java)
 * [Lua](lua/ch-2.lua)
 * [m4](m4/ch-2.m4)
+* [Node.js](node/ch-2.js)
 * [Ocaml](ocaml/ch-2.ml)
 * [Pascal](pascal/ch-2.p)
 * [Perl](perl/ch-2.pl)
diff --git a/challenge-108/abigail/node/ch-2.js b/challenge-108/abigail/node/ch-2.js
new file mode 100644
index 0000000000..7911a70038
--- /dev/null
+++ b/challenge-108/abigail/node/ch-2.js
@@ -0,0 +1,42 @@
+#!/usr/local/bin/node
+
+//
+// See ../README.md
+//
+
+//
+// Run as: node ch-2.js
+//
+
+let COUNT   = 10
+let PLAIN   =  0
+let COMPUTE =  1
+
+let type = PLAIN
+
+if (process . argv . length > 2 &&
+    process . argv [2] == "compute") {
+    type = COMPUTE
+}
+
+if (type == PLAIN) {
+    console . log ("1, 1, 2, 5, 15, 52, 203, 877, 4140, 21147")
+}
+
+if (type == COMPUTE) {
+    let bell = [[ 1 ]]
+    let x
+    for (x = 1; x < COUNT - 1; x ++) {
+        bell [x] = [bell [x - 1] [x - 1]]
+        let y
+        for (y = 1; y <= x; y ++) {
+            bell [x] [y] = bell [x] [y - 1] + bell [x - 1] [y - 1]
+        }
+    }
+
+    process . stdout . write ("1")
+    for (x = 0; x < COUNT - 1; x ++) {
+        process . stdout . write (", " + bell [x] [x] . toString ())
+    }
+    process . stdout . write ("\n")
+}
diff --git a/challenge-108/abigail/t/ctest.ini b/challenge-108/abigail/t/ctest.ini
index ab10b98257..b0643c4194 100644
--- a/challenge-108/abigail/t/ctest.ini
+++ b/challenge-108/abigail/t/ctest.ini
@@ -19,13 +19,13 @@ no_input = 1
 [2-1/sed]

 no_input = 0

 

-[2-1/awk,bash,c,lua,perl]

+[2-1/awk,bash,c,lua,node,perl]

 skip = "Not for this language"

 

 [2-2,2-3,2-4]

 skip = "Only for Perl"

 

-[2-2/awk,bash,c,lua,perl]

+[2-2/awk,bash,c,lua,node,perl]

 skip = 0

 args = plain

 

@@ -33,6 +33,6 @@ args = plain
 skip = 0

 args = fetch

 

-[2-4/awk,bash,c,lua,perl]

+[2-4/awk,bash,c,lua,node,perl]

 skip = 0

 args = compute