import numpy as np

# numpy.array()
arr = np.array([1, 2, 3, 4, 5])
print(arr)

# numpy.zeros()
zeros_arr = np.zeros((2, 3))
print(zeros_arr)

# numpy.ones()
ones_arr = np.ones((3, 2))
print(ones_arr)

# numpy.random.rand()
random_arr = np.random.rand(4)
print(random_arr)

# numpy.reshape()
arr = np.array([1, 2, 3, 4, 5, 6])
reshaped_arr = np.reshape(arr, (2, 3))
print(reshaped_arr)

# numpy.concatenate()
arr1 = np.array([1, 2, 3])
arr2 = np.array([4, 5, 6])
concatenated_arr = np.concatenate((arr1, arr2))
print(concatenated_arr)

# numpy.vstack()
arr1 = np.array([1, 2, 3])
arr2 = np.array([4, 5, 6])
vertical_stack = np.vstack((arr1, arr2))
print(vertical_stack)

# numpy.hstack()
arr1 = np.array([1, 2, 3])
arr2 = np.array([4, 5, 6])
horizontal_stack = np.hstack((arr1, arr2))
print(horizontal_stack)