(Topics include but are not limited to)
Topic 1: Computer Science
Computer Engineering
Blockchain
information science
software engineering
IT and IS Innovation
intelligent system
applied technology
algorithm
Security and Cryptography
Signal and image processing
Software Engineering and Software Development
Topic 2: Combinatorial Mathematics
Enumeration combinatorics
Combination design
Algebraic combinatorics
Coding theory
cryptography
Combinatorial matrix theory
Finite geometry
Combination optimization
Combination algorithm
Algebraic graph theory
Topological graph theory
Structural graph theory
Combinatorics and Graph Theory
Topic Three: Algorithms
computational intelligence 
Algorithm optimization
edge computing
mobile computing 
High performance and grid computing
software engineering
distributed system 
genetic algorithm
neural network
Ant colony
Computability theory
evolutionary algorithms
Graph exploration algorithm
numerical analysis
It's a sub calculation
Sorting algorithm
search algorithm 
Fuzzy computation