minor error in Problem 92

[quq99]

When I run problem 92, I have this problem. It seems the dimension of the matrix should be "int"

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TypeError Traceback (most recent call last)
in
1 # Author: Ryan G.
2
----> 3 x = np.random.rand(5e7)
4
5 get_ipython().run_line_magic('timeit', 'np.power(x,3)')

mtrand.pyx in mtrand.RandomState.rand()

mtrand.pyx in mtrand.RandomState.random_sample()

mtrand.pyx in mtrand.cont0_array()

TypeError: 'float' object cannot be interpreted as an integer

[quq99]

I already create a PR^_^