Merge remote-tracking branch 'upstream/master'

1 files changed, 30 insertions, 0 deletions

diff --git a/challenge-152/abigail/lua/ch-1.lua b/challenge-152/abigail/lua/ch-1.lua
new file mode 100644
index 0000000000..eb0579ee47
--- /dev/null
+++ b/challenge-152/abigail/lua/ch-1.lua
@@ -0,0 +1,30 @@
+#!/opt/local/bin/lua
+
+--
+-- See https://theweeklychallenge.org/blog/perl-weekly-challenge-152
+--
+
+--
+-- Run as: lua ch-1.lua < input-file
+--
+
+for line in io . lines () do
+    local minsum = 0
+    local n      = 1
+    local m      = n
+    local min    = 0
+    for num in line : gmatch ("-?[0-9]+") do
+        num = tonumber (num)
+        if (m == n) or (num < min) then
+            min = num
+        end
+        m = m - 1
+        if m == 0 then
+            minsum = minsum + min
+            n      = n + 1
+            m      = n
+            min    = 0
+        end
+    end
+    print (minsum)
+end