but when i compile it on Dev C it gives 24..whats the reason ?
On Fri, Dec 7, 2012 at 7:19 AM, Don <dondod...@gmail.com> wrote:
> The actual size is system dependent because the language doesn't
> specify the size of int or long int.
> I'll assuming the common convention that sizeof(int)=4 and sizeof(long
> int)=8.
> The size of a union is the size of the largest element in the union.
> So sizeof(D) = 5*sizeof(int)=20
> C and B will be the same, because there is nothing bigger in any of
> them.
> sizeof(A) will be 40 which is the size of an array of eight long ints.
> Don
>
>
> On Dec 7, 5:42 am, zerobyzero <narayan.shiv...@gmail.com> wrote:
> > what will be the size of union A ,B,C and D. also please explain the
> logic.
> >
> > * union A{*
> > * long int y[5];*
> > * union B{*
> > * double g;*
> > * union C{*
> > * int k;*
> > * union D{*
> > * char ch;*
> > * int x[5];*
> > * }s;*
> > * }a;*
> > * }b;*
> > * }*p;*
>
> --
>
>
>
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Shiv Narayan Sharma
Jt. Secretary CSI-DTU
+919971228389
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