Starting Euler 1: done python, ruby and lisp, working on erlang

e1.erl

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+-module(e1).
+-export([e1/1]).
+
+e1(

e1.lisp

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+(let ((sum 0))
+  (loop for i from 2 to 999 do
+       (if (or (eql (mod i 3) 0) (eql (mod i 5) 0))
+	   (incf sum i)))
+  (format t "~d~%" sum))

e1.py

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+#!/usr/bin/python
+
+sum = 0
+for i in range(2,1000):
+	if i % 3 == 0 or i % 5 ==0 :
+		sum += i
+
+print sum 

e1.rb

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+#!/usr/bin/ruby
+
+sum = 0
+
+for i in 2..999
+	if i % 3 == 0 or i % 5 == 0
+		sum += i
+	end
+end
+
+print sum.to_s + "\n"