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# Copyright (c) 2015 Egor Tensin <Egor.Tensin@gmail.com>
# This file is part of the "Sorting algorithms" project.
# For details, see https://github.com/egor-tensin/sorting-algorithms.
# Distributed under the MIT License.
import sys
from ..algorithm import SortingAlgorithm
def insertion_sort(xs):
for i in range(1, len(xs)):
j = i
while j > 0 and xs[j - 1] > xs[j]:
xs[j], xs[j - 1] = xs[j - 1], xs[j]
j -= 1
return xs
_ALGORITHMS = [
SortingAlgorithm('insertion_sort', 'Insertion sort', insertion_sort),
]
def _parse_args(args=None):
if args is None:
args = sys.argv[1:]
return list(map(int, args))
def main(args=None):
xs = _parse_args(args)
print(insertion_sort(list(xs)))
if __name__ == '__main__':
main()
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