add course

Author: Clivern

README.md

@@ -356,4 +356,4 @@
 * [Introduction to Machine Learning with Python](https://www.amazon.com/Introduction-Machine-Learning-Python-Scientists/dp/1449369413)
 * [Introduction to Machine Learning with scikit-learn](https://courses.dataschool.io/introduction-to-machine-learning-with-scikit-learn)
 * [Email Spam Detection using Machine Learning Scikit Python](https://medium.com/@oluyaled/email-spam-detection-using-machine-learning-scikit-python-1b15ee1c6f75)
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+* [CS50's Introduction to Artificial Intelligence with Python](https://pll.harvard.edu/course/cs50s-introduction-artificial-intelligence-python)