Kiểm tra kích cỡ của kiểu

#include 
#include 
#include 
#include 
void main(void)
{
clrscr();
printf("\n Kich co kieu ki tu: %d",sizeof(char));
printf("\n Kich co kieu ki tu khong dau: %d",sizeof(unsigned char));
printf("\n Kich co kieu so nguyen khong dau: %d",sizeof(unsigned int));
printf("\n Kich co kieu so nguyen co dau: %d",sizeof(signed int));
printf("\n Kich co kieu so nguyen dai khong dau: %d",sizeof(unsigned long));
printf("\n Kich co kieu so nguyen dai co dau: %d",sizeof(signed long));
printf("\n Kich co kieu so thuc co do chinh xac don: %d",sizeof(float));
printf("\n Kich co kieu so thuc co do chinh xac kep: %d",sizeof(double));
getch();
}