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Discussion :: C Preprocessor

  1. What will be the output of the program code?

    #include<stdio.h>
    #define a 10
    void main()
    {
          #define a 50
          printf("%d", a);
    }
    2. A.

     50
    B.

     10
    C.

     Compiler Error
    D.

     None of These

    View Answer

    Workspace

    View Answer

    Answer : Option A

    Explanation :

    The preprocessor directives can be redefined anywhere in the program. So the most recently assigned value will be taken.

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