002: Add python and elixir solutions

1 files changed, 14 insertions, 0 deletions

diff --git a/002.ex b/002.ex
new file mode 100644
index 0000000..f58cc4c
--- /dev/null
+++ b/002.ex
@@ -0,0 +1,14 @@
+defmodule Fib do
+  def fib(1) do 1 end
+  def fib(2) do 2 end
+  def fib(n) do fib(n - 1) + fib(n - 2) end
+
+  def solve(list, count) do
+    if (n = fib(count)) < 4000000 do
+      [if rem(n, 2) == 0 do n else 0 end | list]
+      |> solve(count + 1)
+    else list end
+  end
+end
+
+IO.puts(Enum.sum(Fib.solve([0], 1)))