Explore the talents you already have for computational thinking, whether you realize it or not. During this event, you'll have 20 minutes to complete as many puzzles as you can. The puzzles can all be completed without any preparation or studying, just exercise your pattern recognition, algorithm design, data analysis, logic, and abstraction skills.
Seven students are in an online social network called Instathink. Instathink only allows them to see the puzzles on their own page and on their friends' pages. In the diagram above, if two students are friends on Instathink they are joined by a line.
After the winter break everybody posts a puzzle they came up with on all of their friends' pages.
Which student's puzzle can be seen by the most people?