#include<stdio.h>
int main()
{
int intType;
float floatType;
double doubleType;
char charType;
// sizeof evaluates the size of a variable
printf("Size of int %z bytes\n",sizeof(intType)) ;
printf("Size of float %lf bytes\n",sizeof(floatType)) ;
printf("Size of double %lf bytes\n",sizeof(doubleType)) ;
printf("Size of char %c bytes\n",sizeof(charType)) ;
return 0;
}