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authorAbigail <abigail@abigail.be>2021-04-15 18:35:14 +0200
committerAbigail <abigail@abigail.be>2021-04-15 18:35:14 +0200
commitb1620c481366a458f47ca2eaac91715da0914f9d (patch)
treeb8e06aa0472ef6a212590ae2a2dde4abcc49aa3e
parenta5983ebcde7e49f77690d28461dcdfeb575dc834 (diff)
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Lua solution for week 108, part 2
-rw-r--r--challenge-108/abigail/README.md1
-rw-r--r--challenge-108/abigail/lua/ch-2.lua41
-rw-r--r--challenge-108/abigail/t/ctest.ini6
3 files changed, 45 insertions, 3 deletions
diff --git a/challenge-108/abigail/README.md b/challenge-108/abigail/README.md
index 73974ba642..d97ab66dec 100644
--- a/challenge-108/abigail/README.md
+++ b/challenge-108/abigail/README.md
@@ -44,6 +44,7 @@ more informations.
* [Fortran](fortran/ch-2.f90)
* [Go](go/ch-2.go)
* [Java](java/ch-2.java)
+* [Lua](lua/ch-2.lua)
* [m4](m4/ch-2.m4)
* [Ocaml](ocaml/ch-2.ml)
* [Pascal](pascal/ch-2.p)
diff --git a/challenge-108/abigail/lua/ch-2.lua b/challenge-108/abigail/lua/ch-2.lua
new file mode 100644
index 0000000000..37f067c465
--- /dev/null
+++ b/challenge-108/abigail/lua/ch-2.lua
@@ -0,0 +1,41 @@
+#!/opt/local/bin/lua
+
+--
+-- See ../README.md
+--
+
+--
+-- Run as: lua ch-2.lua
+--
+
+local COUNT = 10
+local PLAIN = 0
+local COMPUTE = 1
+
+local type = PLAIN
+if #arg >= 1 and arg [1] == "compute"
+then type = COMPUTE
+end
+
+if type == PLAIN
+then print ("1, 1, 2, 5, 15, 52, 203, 877, 4140, 21147")
+end
+
+if type == COMPUTE
+then local bell = {}
+ bell [0] = {}
+ bell [0] [0] = 1
+ for x = 1, COUNT - 2
+ do bell [x] = {}
+ bell [x] [0] = bell [x - 1] [x - 1]
+ for y = 1, x
+ do bell [x] [y] = bell [x] [y - 1] + bell [x - 1] [y - 1]
+ end
+ end
+
+ io . write (1)
+ for x = 0, COUNT - 2
+ do io . write (", " .. bell [x] [x])
+ end
+ io . write ("\n")
+end
diff --git a/challenge-108/abigail/t/ctest.ini b/challenge-108/abigail/t/ctest.ini
index 4b109e4310..ab10b98257 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,perl]
+[2-1/awk,bash,c,lua,perl]
skip = "Not for this language"
[2-2,2-3,2-4]
skip = "Only for Perl"
-[2-2/awk,bash,c,perl]
+[2-2/awk,bash,c,lua,perl]
skip = 0
args = plain
@@ -33,6 +33,6 @@ args = plain
skip = 0
args = fetch
-[2-4/awk,bash,c,perl]
+[2-4/awk,bash,c,lua,perl]
skip = 0
args = compute