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-rw-r--r--challenge-152/abigail/lua/ch-1.lua30
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diff --git a/challenge-152/abigail/lua/ch-1.lua b/challenge-152/abigail/lua/ch-1.lua
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+#!/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