Hi,
I think the only thing that's wrong is "%d" in your printf statement,
shouldn't it be "%f"? ("%d" is used for decimal (integer) numbers, "%f"
for float (double) numbers)
Regards,
Martin
Tong Wang wrote:
> Hi All,
> I just started to learn compiling C codes for R usage, and got a problem
> when I was playing with my 'hello world' code.
>
> #include <R.h>
> #include <Rdefines.h>
> #include <Rmath.h>
>
> SEXP test( ) {
> double x;
> x=dnorm(1.0,0.0,1.0,1);
> printf(" x value is: %d \n",x);
> return(R_NilValue);
> }
>
> I got the result : x value is: -466460838
>
> Could someone explain to me what was wrong here ?
>
> Thanks a lot.
>
> tong
>
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