#include <stdlib.h>
#include <stdio.h>
int main (void)
{
char *pc;
int *pi;
double *pd;
printf("sizeof(pc) = %d, sizeof(pi) = %d, sizeof(pd) = %d\n",
sizeof(pc), sizeof(pi), sizeof(pd));
printf("sizeof(char *) = %d, sizeof(int *) = %d, sizeof(double *) = %d\n\n",
sizeof(char *), sizeof(int *), sizeof(double *));
printf("sizeof(*pc) = %d, sizeof(*pi) = %d, sizeof(*pd) = %d\n",
sizeof(*pc), sizeof(*pi), sizeof(*pd));
printf("sizeof(char) = %d, sizeof(int) = %d, sizeof(double) = %d\n",
sizeof(char), sizeof(int), sizeof(double));
}