四、国外公开课

• [x] Missing Semester
• [x] CS50
• [x] CS50P
• [ ] CS61A
• [ ] CS106L
• [ ] Introductory C Programming Specialization
• [ ] USTC Computer Networking:A Top-Down Approach
• [ ] Computer Networking: A Top-Down Approach
• [ ] CS61B
• [ ] CS50AI

二、书单

python——从编程到入门