49 lines
1.1 KiB
Python
49 lines
1.1 KiB
Python
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import csv
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import matplotlib.pyplot as plt
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from collections import defaultdict
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file_path = "results.csv"
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data = defaultdict(lambda: defaultdict(lambda: defaultdict(list)))
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# data[order][operation][structure] -> list of times
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# читаем CSV
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with open(file_path, "r") as f:
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reader = csv.DictReader(f)
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for row in reader:
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structure = row["Structure"]
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order = row["Order"]
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operation = row["Operation"]
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time = float(row["Time"])
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data[order][operation][structure].append(time)
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def get_avg(order, operation, structure):
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values = data[order][operation][structure]
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return sum(values) / len(values)
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def plot_hist(operation):
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structures = ["LinkedList", "HashTable", "BST"]
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orders = ["shuffled", "sorted"]
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for order in orders:
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values = [get_avg(order, operation, s) for s in structures]
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plt.figure()
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plt.bar(structures, values)
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plt.title(f"{operation.upper()} (order: {order})")
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plt.ylabel("Time (seconds)")
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plt.show()
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# 3 графика-гистограммы
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plot_hist("insert")
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plot_hist("find")
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plot_hist("delete")
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