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Graphics Interchange Format  |  1997-01-13  |  56KB  |  409x338  |  4-bit (16 colors)

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OCR: observers Subject Observer Attacht Updatefy Detacho Nottyb For all o in observers { ort Update0 subject ConcreteSubject ConcretsObserver subjectStats observerState |GetStato() Update0} observer State subject : > GerStatel) Figure 2: Basic structure of the Observer pattern.

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