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

typedef struct _Point {
    char label;  // on our platform, sizeof(char) == 1
    int x;       // on our platform, sizeof(int)  == 4
    int y;       // "  "   "         "            "  "
} Point;

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

    int n = 5;
    printf("sizeof(n) == %zd\n", sizeof(n));
    printf("sizeof(int) == %zd\n", sizeof(int));  // don't use sizeof(TYPE)
    printf("sizeof n == %zd\n", sizeof n);
    //printf("sizeof int == %zd\n", sizeof int); // error: expected expression before ‘int’
    
    Point p = { .label = 'A', .x = 5, .y = 7 };
    printf("sizeof(p) == %zd", sizeof(p));  // 12 bytes... but WHY???? ... Padding

    return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */