#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
#include "clog.h"

int main(int argc, char* argv[]) {

    int n = 5;
    printf("sizeof(n) == %zd\n", sizeof(n));
    printf("sizeof(int) == %zd  … but do not use sizeof(TYPE)\n", sizeof(int));

    int* a_n = &n;
    printf("sizeof(a_n) == %zd\n", sizeof(a_n));
    printf("sizeof(int*) == %zd  … but do not use sizeof(TYPE)\n", sizeof(int*));

    char ch = 'A';
    printf("sizeof(ch) == %zd\n", sizeof(ch));
    printf("sizeof(char) == %zd  … but do not use sizeof(TYPE)\n", sizeof(char));

    char* s = "XYZ";
    printf("sizeof(s) == %zd\n", sizeof(s));
    printf("sizeof(char*) == %zd  … but do not use sizeof(TYPE)\n", sizeof(char*));

    // sizeof is an operator (not a function or macro)
    // sizeof takes either an expression or a type and returns the number of bytes
    // needed to store an object of that type.
    
    return EXIT_SUCCESS;
}
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