import numpy

x = numpy.array([[1, 1],
                 [2, 2]])
y = numpy.array([[3, 3],
                 [4, 4]])
print(x, y, sep='\n')

#z = numpy.vstack(x, y)
z = numpy.vstack((x, y))
print(z)
z = numpy.hstack((x, y))
print(z)

print(x+y)
print(z*z)
print(z*2)
print(z.min(), (2*z).max(), (z/z).sum())

# Given five columns SA1 to SA5 marks sorted by roll numbers, create a single array containing all the columns.