Day 24.0

ruby/day_24.rb

@@ -0,0 +1,43 @@
+require "letters"
+
+packages = DATA.read.split("\n").map(&:to_i)
+total = packages.inject(:+)
+weight = total/3
+
+(1..packages.size).each do |i|
+  puts i
+  groups = packages.combination(i).select {|combo| combo.inject(:+) == weight }
+  unless groups.empty?
+    p groups.map {|g| g.inject(:*) }.sort[0,10]
+    exit
+  end
+end
+__END__
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+113