From 7cdd4170947e39a8d206b4b329f18140a66413bb Mon Sep 17 00:00:00 2001
From: Ivan Tham <pickfire@riseup.net>
Date: Fri, 13 Mar 2020 23:41:17 +0800
Subject: [PATCH] Remove temporary variable

---
 algorithms/dp/house_robber.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/algorithms/dp/house_robber.py b/algorithms/dp/house_robber.py
index a2a8a6d92..5a359f93d 100644
--- a/algorithms/dp/house_robber.py
+++ b/algorithms/dp/house_robber.py
@@ -15,7 +15,5 @@
 def house_robber(houses):
     last, now = 0, 0
     for house in houses:
-        tmp = now
-        now = max(last + house, now)
-        last = tmp
+        last, now = now, max(last + house, now)
     return now