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selection_sort.py
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50 lines (39 loc) · 989 Bytes
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"""
Author: OMKAR PATHAK
Created On: 31st July 2017
- Best O(n^2)
- Average O(n^2)
- Worst O(n^2)
"""
import inspect
def sort(_list):
"""
selection sort algorithm
:param _list: list of integers to sort
:return: sorted list
"""
# For iterating n - 1 times
for i in range(len(_list) - 1):
minimum = i
# Compare i and i + 1 element
for j in range(i + 1, len(_list)):
if _list[j] < _list[minimum]:
minimum = j
if minimum != i:
_list[i], _list[minimum] = _list[minimum], _list[i]
return _list
# TODO: Are these necessary?
def time_complexities():
"""
Return information on functions
time complexity
:return: string
"""
return "Best Case: O(n ^ 2), Average Case: O(n ^ 2), Worst Case: O(n ^ 2)"
def get_code():
"""
easily retrieve the source code
of the sort function
:return: source code
"""
return inspect.getsource(sort)