Install Jupyter notebook with the Anaconda distribution as described here.
To run the quantum part of the tutorial, you need a free account at D-Wave Leap. Follow the instructions to install dwave-ocean-sdk and register your token on your device.
Once everything is installed, clone or download this repository, start Jupyter, and open the notebook zero_sum_subset_main.ipynb.
If you don't want to run anything but just have a look, start here.