Abstract: A covert communication channel facilitates direct data transfer between two parties through pre-communication knowledge agreements, ensuring secure and confidential transmission of ...

I originally created this as a short to-do list of study topics for becoming a software engineer, but it grew to the large list you see today. After going through this study plan, I got hired as a ...

The question A is about the Peano curve, which is the advanced level of Hilbert curve, quite interesting. The question B is the application of segment Tree, which is ...