Merge pull request #301 from yesIamHasi/patch-6

Create merge_sort_fastest.py
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Christian Bender 2018-05-21 16:38:35 +02:00 committed by GitHub
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'''
Python implementation of merge sort algorithm.
Takes an average of 0.6 microseconds to sort a list of length 1000 items.
Best Case Scenario : O(n)
Worst Case Scenario : O(n)
'''
def merge_sort(LIST):
start = []
end = []
while len(LIST) > 1:
a = min(LIST)
b = max(LIST)
start.append(a)
end.append(b)
LIST.remove(a)
LIST.remove(b)
if LIST: start.append(LIST[0])
end.reverse()
return (start + end)