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الوحدة النمطية DEMO-33-73DEMO-OOP-33

Nullable Greeting Handler

DEMO-OOP-33 • Object Oriented Programming

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بيان المشكلة

Read one raw token. Treat NULL as a missing name and handle the null case using exception handling.

تنسيق الإدخال

Input is given as whitespace-separated raw tokens exactly in the order described by the problem statement.

تنسيق الإخراج

Print the exact success report or exact error message required by the problem.

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العينة رقم 1
عينة ظاهرة
مدخل
Lina
الإخراج
Greeting: Hello LINA
توضيح
Input: raw name token = "Lina".
Derivation: name = "Lina" and name.toUpperCase() = "LINA" | "Greeting: Hello " + "LINA" = "Greeting: Hello LINA".
Output:
Greeting: Hello LINA
العينة رقم 2
عينة ظاهرة
مدخل
omar
الإخراج
Greeting: Hello OMAR
توضيح
Input: raw name token = "omar".
Derivation: name = "omar" and name.toUpperCase() = "OMAR" | "Greeting: Hello " + "OMAR" = "Greeting: Hello OMAR".
Output:
Greeting: Hello OMAR

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