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Create ShellSort.py #59

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26 changes: 26 additions & 0 deletions allalgorithms/sorting/ShellSort.py
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Original file line number Diff line number Diff line change
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# -*- coding: UTF-8 -*-
#
# ShellSort algorithm
# The All ▲lgorithms library for python
#
# Contributed by: Natan Lucena
# Github: @NatanLucena
#

def shellSort(arr):
n = len(arr)
gap = n//2

while gap > 0:

for i in range(gap,n):

temp = arr[i]

j = i
while j >= gap and arr[j-gap] >temp:
arr[j] = arr[j-gap]
j -= gap

arr[j] = temp
gap //= 2