#include <stdlib.h>
main()
{  int i, *p, size;
   printf("\nEnter size of your array: ");
   scanf("%d", &size);

   p=(int *)malloc(size * sizeof(int));

   printf("\nNow input %d integers: ", size);

   for (i=0; i<size; i++)
      scanf("%d", &p[i]);

   printf("\nThe values after multiplying each by 2 are: \n");

   for (i=0; i<size; i++)
      printf("%d\n", p[i]*2);

   free(p);

   return 0;
}