c program example with token pasting operator

 Token pasting operator in c language

/* use of token pasting operator with Output */

//Token pasting operator is used to concatenate two tokens into a single token.


#include


#define PASTE(a,b) a##b

#define MARKS(sub) marks_##sub


int main()

{

int k1=15,k2=60;


int marks_os= 95, marks_ds=99;


//converting statement below to printf("%d %d",k1,k2)

printf("%d %d ",PASTE(k,1),PASTE(k,2));


//converting statement below to printf("%d %d",marks_os,marks_ds)

printf("%d %d ",MARKS(os),MARKS(ds));

}

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