##### The solution of question 1 is accepted if the plot reproduces the plot in the image and respect those criteria.

###### Does it have a the title ? 
###### Does it have a name on x-axis and y-axis ?
###### Is the left data black ? 
###### Is the right data red ? 

![alt text][logo_ex4]

[logo_ex4]: ../w1day03_ex4_plot1.png "Twin axis ex4"

https://matplotlib.org/gallery/api/two_scales.html