2024-05-14 12:40:54 +08:00

52 lines
1.6 KiB
Python

def addition_time():
import time
start_time = time.time()
result = 0.0
for _ in range(int(1e9)):
result += 1e-9
end_time = time.time()
return end_time - start_time
execution_time = addition_time()
print("Execution time 0:", execution_time)
def np_dot_time():
import numpy as np
import time
start_time = time.time()
matrix_size = 10
for _ in range(int(1e7)):
matrix1 = np.random.rand(matrix_size, matrix_size)
matrix2 = np.random.rand(matrix_size, matrix_size)
result_matrix = np.dot(matrix1, matrix2)
end_time = time.time()
return end_time - start_time
execution_time = np_dot_time()
print("Execution time 1:", execution_time)
def np_dot_time_2():
import numpy as np
import time
start_time = time.time()
matrix_size = 1000
for _ in range(int(1e3)):
matrix1 = np.random.rand(matrix_size, matrix_size)
matrix2 = np.random.rand(matrix_size, matrix_size)
result_matrix = np.dot(matrix1, matrix2)
end_time = time.time()
return end_time - start_time
execution_time = np_dot_time_2()
print("Execution time 2:", execution_time)
def np_dot_time_3():
import numpy as np
import time
start_time = time.time()
matrix_size = 10000
for _ in range(1):
matrix1 = np.random.rand(matrix_size, matrix_size)
matrix2 = np.random.rand(matrix_size, matrix_size)
result_matrix = np.dot(matrix1, matrix2)
end_time = time.time()
return end_time - start_time
execution_time = np_dot_time_3()
print("Execution time 3:", execution_time)