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Sortowanie przez scalanie

Opis problemu

Implementacja

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def merge(array: list, left: int, right: int, division: int):
    merged_length = right - left
    merged = []
    index1 = left
    index2 = division

    for i in range(merged_length):
        if index1 >= division or (index2 < right and array[index1] > array[index2]):
            merged.append(array[index2])
            index2 += 1
        elif index2 >= right or array[index1] <= array[index2]:
            merged.append(array[index1])
            index1 += 1

    for i in range(merged_length):
        array[left + i] = merged[i]

def merge_sort(array: list, left: int, right: int):
    if right - left <= 1:
        return

    division = (left + right) // 2

    merge_sort(array, left, division)
    merge_sort(array, division, right)

    merge(array, left, right, division)

array = [7, 3, 0, 1, 5, 2, 5, 19, 10, 5]

merge_sort(array, 0, len(array))

print(array)