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authorMohammad S Anwar <Mohammad.Anwar@yahoo.com>2021-05-01 01:10:18 +0100
committerGitHub <noreply@github.com>2021-05-01 01:10:18 +0100
commitc86d7cc3cf9f5b4c51d2e6fd99384729a8166418 (patch)
treea8b099562494a78a1aa82ed74c73a40205603a0c /challenge-110/abigail/lua/ch-1.lua
parent111ea37f028e65705520d21e13dcb2735a33ad8a (diff)
parent8bcf6551730487cf51398a844b726d6fed93f647 (diff)
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Merge pull request #3983 from Abigail/abigail/week-110
Abigail/week 110
Diffstat (limited to 'challenge-110/abigail/lua/ch-1.lua')
-rw-r--r--challenge-110/abigail/lua/ch-1.lua24
1 files changed, 24 insertions, 0 deletions
diff --git a/challenge-110/abigail/lua/ch-1.lua b/challenge-110/abigail/lua/ch-1.lua
new file mode 100644
index 0000000000..a118074744
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+++ b/challenge-110/abigail/lua/ch-1.lua
@@ -0,0 +1,24 @@
+#!/opt/local/bin/lua
+
+--
+-- See ../README.md
+--
+
+--
+-- Run as: lua ch-1.lua < input-file
+--
+
+for line in io . lines () do
+ local number = line : gsub (" ", "") -- Remove spaces
+ if -- nnnn nnnnnnnnnn
+ number : find ("^[0-9][0-9][0-9][0-9][0-9][0-9][0-9]" ..
+ "[0-9][0-9][0-9][0-9][0-9][0-9][0-9]$") or
+ -- +nn nnnnnnnnnn
+ number : find ("^%+[0-9][0-9][0-9][0-9][0-9]" ..
+ "[0-9][0-9][0-9][0-9][0-9][0-9][0-9]$") or
+ -- (nn) nnnnnnnnnn
+ number : find ("^%([0-9][0-9]%)[0-9][0-9][0-9]" ..
+ "[0-9][0-9][0-9][0-9][0-9][0-9][0-9]$")
+ then print (line)
+ end
+end