From 858b23b28d727f1baf3b24669b0c60ef95ab7874 Mon Sep 17 00:00:00 2001
From: kikito <kikito@gmail.com>
Date: Mon, 6 Apr 2015 17:37:16 +0200
Subject: [PATCH] refactor to_bits

---
 md5.lua | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/md5.lua b/md5.lua
index c25a6e0..0ffa585 100644
--- a/md5.lua
+++ b/md5.lua
@@ -100,15 +100,12 @@ else
     -- to bits table
     local tbl = {}
     local cnt = 1
-    while (n > 0) do
-      local last = math.mod(n,2)
-      if(last == 1) then
-        tbl[cnt] = 1
-      else
-        tbl[cnt] = 0
-      end
-      n = (n-last)/2
-      cnt = cnt + 1
+    local last
+    while n > 0 do
+      last      = n % 2
+      tbl[cnt]  = last
+      n         = (n-last)/2
+      cnt       = cnt + 1
     end
 
     return tbl