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    158168e3
    feat: complete Part 1 tasks 1-5 with full validation and custom data structure · 158168e3
    d00262695 authored 
    - Implemented custom MyArrayList (generic, no built-in structures)
- Added Interaction model with CSV parsing + validation
- Added LogAnalyzer with:
  • file loading and line validation
  • reverse chronological sort (manual selection sort)
  • user action diversity analysis + tie-breaking
  • filter by user ID
  • filter by action type
- Added input validation across all methods
- Added Main class to run and test all tasks
    158168e3
    feat: complete Part 1 tasks 1-5 with full validation and custom data structure
    d00262695 authored 
    - Implemented custom MyArrayList (generic, no built-in structures)
- Added Interaction model with CSV parsing + validation
- Added LogAnalyzer with:
  • file loading and line validation
  • reverse chronological sort (manual selection sort)
  • user action diversity analysis + tie-breaking
  • filter by user ID
  • filter by action type
- Added input validation across all methods
- Added Main class to run and test all tasks