Created
December 19, 2016 06:02
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Python Algorithms
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| def partition(alist, start, end): | |
| pos = start | |
| for i in range(start, end): | |
| if alist[i] < alist[end]: | |
| alist[i], alist[pos] = alist[pos], alist[i] | |
| pos += 1 | |
| alist[pos], alist[end] = alist[end], alist[pos] | |
| return pos | |
| def quicksort(alist, start, end): | |
| if start < end: | |
| pos = partition(alist, start, end) | |
| quicksort(alist, start, pos - 1) | |
| quicksort(alist, pos + 1, end) | |
| return alist |
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