78. Struct Padding

#include <stdio.h>
#define OFFSET(type,member)((size_t) &((type*)0)->member)
typedef struct {
    char a;
    int b;
    short c;
} MyStruct;

void print_offsets() {
    MyStruct st;
    printf("Offset of a: %d\n",(char*)&st.a - (char*)&st);
    printf("Offset of b: %d\n",(char*)&st.b - (char*)&st);
    printf("Offset of c: %d\n",(char*)&st.c - (char*)&st);
    printf("Size: %d\n",sizeof(st));
}

int main() {
    print_offsets();
    return 0;
}