1 files changed, 13 insertions, 0 deletions
diff --git a/challenge-114/stuart-little/lua/ch-2.lua b/challenge-114/stuart-little/lua/ch-2.lua
new file mode 100755
index 0000000000..ebafcb5d9e
--- /dev/null
+++ b/challenge-114/stuart-little/lua/ch-2.lua
@@ -0,0 +1,13 @@
+#!/usr/bin/env lua
+
+-- run <script> <number>
+
+inpt = arg[1]
+t={[0]=0,[1]=0}
+
+while (inpt & 3 ~= 1) do
+   t[inpt%2] = t[inpt%2] + 1
+   inpt = inpt >> 1
+end
+
+print(("%d"):format((inpt+1)*2^(t[0]+t[1]) + 2^(t[1])-1))