python with quick sort
array = [29,99,27,41,66,28,44,78,87,19,31,76,58,88,83,97,12,21,44]
quick_sort(array, 0, len(array) - 1)
print(array)python with quick sort
array = [29,99,27,41,66,28,44,78,87,19,31,76,58,88,83,97,12,21,44]
quick_sort(array, 0, len(array) - 1)
print(array)python with quick sort
[12, 19, 21, 27, 28, 29, 31, 41, 44, 44, 58, 66, 76, 78, 83, 87, 88, 97, 99]python with quick sort
def partition(array, start, end):
pivot = array[start]
low = start + 1
high = end
while True:
# If the current value we're looking at is larger than the pivot
# it's in the right place (right side of pivot) and we can move left,
# to the next element.
# We also need to make sure we haven't surpassed the low pointer, since that
# indicates we have already moved all the elements to their correct side of the pivot
while low <= high and array[high] >= pivot:
high = high - 1
# Opposite process of the one above
while low <= high and array[low] <= pivot:
low = low + 1
# We either found a value for both high and low that is out of order
# or low is higher than high, in which case we exit the loop
if low <= high:
array[low], array[high] = array[high], array[low]
# The loop continues
else:
# We exit out of the loop
break
array[start], array[high] = array[high], array[start]
return highpython with quick sort
def quick_sort(array, start, end):
if start >= end:
return
p = partition(array, start, end)
quick_sort(array, start, p-1)
quick_sort(array, p+1, end)Copyright © 2021 Codeinu
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