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0ee6a96 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | from submission import flatten_list, char_count
import time
import random
def generate_random_list(elements,depth):
if depth == 0 or len(elements) == 1:
return elements[0] if len(elements) == 1 else elements
else:
split_point = random.randint(1, len(elements) - 1)
left_part = elements[:split_point]
right_part = elements[split_point:]
return [generate_random_list(left_part, depth - 1), generate_random_list(right_part, depth - 1)]
def create_random_list(total_elements, max_depth):
elements = [random.randint(0, 100) for _ in range(total_elements)]
return generate_random_list(elements, random.randint(0, max_depth))
def flatten_complexity():
print("Complexity of flatten_list function:")
for list_length in [1000, 10000, 100000, 1000000, 10000000]:
average_time = 0
for _ in range(1,20):
mullist = create_random_list(list_length, 10)
begin = time.perf_counter()
flatten_list(mullist)
end = time.perf_counter()
average_time += end - begin
average_time /= 20
print("list_length = {}.".format(list_length))
print("The runnining time = {}.".format(end - begin))
def char_count_complexity():
print("Complexity of char_count function:")
for string_length in [1000, 10000, 100000, 1000000, 10000000]:
average_time = 0
for _ in range(1,20):
s = ''.join([chr(random.randint(97, 122)) for _ in range(string_length)])
begin = time.perf_counter()
char_count(s)
end = time.perf_counter()
average_time += end - begin
average_time /= 20
print("string_length = {}.".format(string_length))
print("The runnining time = {}.".format(end - begin))
def main():
# flatten_complexity()
char_count_complexity()
if __name__ == "__main__":
main() |