2.32
import numpy as np
a = np.ones(4)
b = np.arange(2, 10, 2)
c = a @ b
d = np.arange(16).reshape(4,4)
f = a @ d
g = d @ a
print('3006')
import numpy as np
a = np.ones(4)
b = np.arange(2, 10, 2)
c = a @ b
d = np.arange(16).reshape(4,4)
f = a @ d
g = d @ a
print('3006')