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Quick Sort and Heap Sort

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This commit is contained in:
Oliver Hofmann 2025-04-08 11:25:57 +02:00
parent 27a37037d1
commit 1af49ede8c
1 changed files with 15 additions and 18 deletions
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5
praktika/02_merge_sort/merge_sorting.py
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@ -21,9 +21,7 @@ def merge_sort_stepwise(z: MemoryArray, l: Literal = None, r: Literal = None, bu
yield from merge(z, l, m, r, buffer) yield from merge(z, l, m, r, buffer)
def merge(z: MemoryArray, l: Literal, m: Literal, r: Literal, buffer: MemoryArray): def merge(z: MemoryArray, l: Literal, m: Literal, r: Literal, buffer: MemoryArray):
i = MemoryCell(l) with MemoryCell(l) as i, MemoryCell(m.succ()) as j, MemoryCell(l) as k:
j = MemoryCell(m.succ())
k = MemoryCell(l)
while i <= m and j <= r: while i <= m and j <= r:
if z[i] <= z[j]: if z[i] <= z[j]:
buffer[k].set(z[i]) buffer[k].set(z[i])
@ -51,7 +49,6 @@ def merge_sort(z: MemoryArray):
next(sort_generator) next(sort_generator)
except StopIteration: except StopIteration:
break break
# print(len(z), z.count_compares(), MemoryManager.get_instance().count_compares())
def sort_file(filename, sort_func): def sort_file(filename, sort_func):
z = MemoryArray.create_array_from_file(filename) z = MemoryArray.create_array_from_file(filename)