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diff --git a/freq.coffee b/freq.coffee
new file mode 100644
index 0000000..bf4e497
--- /dev/null
+++ b/freq.coffee
@@ -0,0 +1,65 @@
+#!/usr/bin/coffee
+
+# this script tries to calculate an optimal letter distrobution.
+
+fs = require 'fs'
+
+
+fs.readFile 'wordlist.txt', 'utf8', (err, data) ->
+	if err?
+		console.log "Error reading #{orig_file}: #{err}"
+		process.exit(1)
+	else
+		weights = {
+			a: 0
+			b: 0
+			c: 0
+			d: 0
+			e: 0
+			f: 0
+			g: 0
+			h: 0
+			i: 0
+			j: 0
+			k: 0
+			l: 0
+			m: 0
+			n: 0
+			o: 0
+			p: 0
+			q: 0
+			r: 0
+			s: 0
+			t: 0
+			u: 0
+			v: 0
+			w: 0
+			x: 0
+			y: 0
+			z: 0
+			qu: 0
+		}
+		words = data.split '\n'
+		for word in words
+			weight = 1.0 * Math.pow .6, (Math.abs(word.length - 4))
+			i = 0
+			while i < word.length
+				if word[i] is 'q' and i < word.length and word[i+1] is 'u'
+					weights['qu'] += weight
+					i += 2
+				else
+					#if word[i] is 'u' and i > 0 and word[i-1] is 'q'
+					#	console.log "skipping the u of a qu didn't work"
+					weights[word[i]] += weight
+					i += 1
+
+		total = 0
+		for letter, weight of weights
+			total += Math.round(weight)
+
+		for letter, weight of weights
+			weight = Math.round(weight)
+			#console.log "#{letter}: #{Math.round(weight / total * 1000)} (1 in #{Math.round(total / weight)})"
+			console.log "#{weight} # #{letter}"
+
+		console.log "total: #{total}"