Writ about Java problem, pick up one of these. Thanks

Pick a problem related to programming, algorithms, or logic diagrams. Write a one to two page report describing the problem and your solution. Include appropriate diagrams and remember to use citations. For inspiration try looking at Project Euler and HackerRank Some Ideas: 1. Sorting Algorithms 1. Radix Sort or Bucket Sort 2. Quick Sort or Merge Sort 2. Block Chain (talk to Arshit) 3. Java FX Game 1. Tic Tac Toe, Sudoku, or Chess 2. Pong, or Snake 4. Cryptography 1. Symmetric vs Asymmetric 2. Key Exchange Protocols 3. Implementation of RSA 5. Pascal's Triangle 6. Seven Segment Display 7. Android Application