#include <stdio.h>
typedef struct {
char a;
int b;
short c;
} MyStruct;
void print_offsets() {
MyStruct s;
char *base=(char *)&s;
char oa=(char *)&s.a-base;
char ob= (char*)&s.b-base;
char oc=(char*)&s.c-base;
printf("Offset of a: %d\nOffset of b: %d\nOffset of c: %d\nSize: %d\n",oa,ob,oc,sizeof(s));
}
int main() {
print_offsets();
return 0;
}