C++ quiz. Having the following preprocessor directive, will

Having the following preprocessor directive, will the compilation error occur?

#pragma once
 {
      struct foo
       {
          int member;
       };
}

Having the following preprocessor directive, will the compilation error occur?

2024 Mar 31, 8:34:02 AM

не видно вопроса!

2024 Mar 31, 8:33:52 AM

не видно вопроса!

2024 Mar 31, 8:33:52 AM

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