From 779443474b9f8e34e6ad00e5ea1ce1530555ee05 Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Sun, 17 Apr 2016 23:31:37 +0300
Subject: median: quicksort instead of .sort()

---
 algorithms/impl/median.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/algorithms/impl/median.py b/algorithms/impl/median.py
index 7bcce76..ba51c71 100644
--- a/algorithms/impl/median.py
+++ b/algorithms/impl/median.py
@@ -2,6 +2,8 @@
 # This file is licensed under the terms of the MIT License.
 # See LICENSE.txt for details.
 
+from algorithms.impl.quicksort import quicksort_random
+
 from heapq import *
 
 def calc_median_heaps(xs):
@@ -31,7 +33,7 @@ def calc_median_heaps(xs):
 def calc_median_sort_first(xs):
     if not xs:
         return 0.0
-    xs.sort()
+    quicksort_random(xs)
     if len(xs) % 2:
         return xs[len(xs) // 2]
     else:
-- 
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