blob: 00e459e37e108ee35fac053e199baa4274dcd1c2 (
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#!/usr/bin/env ruby
CHUNK = ARGV[1].to_i
stats = Hash.new
words = File.readlines(ARGV[0])
.map(&:split)
.flatten
(0 .. (words.length - CHUNK - CHUNK)).each do |i|
k = words[i...(i+CHUNK)]
v = words[(i+CHUNK)...(i+CHUNK+CHUNK)]
if stats.include?(k) then
t = stats[k]
if t.include?(v) then
t[v] += 1
else
t[v] = 1
end
else
stats[k] = Hash.new
stats[k][v] = 1
end
end
File.new(ARGV[2], "w").print(Marshal::dump(stats))
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