python create 4x4 matrix
import numpy as np
x = np.zeros((4, 4))
x[::2, 1::2] = 1
x[1::2, ::2] = 1
print(x)python create 4x4 matrix
import numpy as np
x = np.zeros((4, 4))
x[::2, 1::2] = 1
x[1::2, ::2] = 1
print(x)Copyright © 2021 Codeinu
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