CS100A Lecture 17

• Previous Lecture

  • Programming concepts
    • Two-dimensional arrays
  • Java Constructs
    • Constructors for two-dimensional arrays
    • Initializers for arrays
    • final

• This Lecture

  • Two dimensional arrays.
  • Reasonable size problem (a past assignment).
  • Stepwise refinement.
  • Use of comments as high-level specifications:
  • as high-level commands,
  • as representation invariants.
  • Incremental development and testing.
  • Use of sentinels.
  • Static declarations.
  • Local declarations, scope, and the reuse of names.
  • Heuristic algorithms.

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