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Numpy generate random 2d array

Print column in 2d numpy array

import numpy as np
x=np.arange(25).reshape(5,5)
print(x)
#print(x[:,index_of_column_you_need])
print(x[:,3])

4

Numpy generate random 2d array

import numpy as np
a=np.random.rand(3,3)
print(a)

2

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