#include #include #include #include main () { struct user u; printf ("&u.u_ar0 - &u = %d, 0%o\n", (int) &u.u_ar0 - (int) &u, (int) &u.u_ar0 - (int) &u); printf ("sizeof (struct pcb) = %d, 0%o\n", sizeof (struct pcb), sizeof (struct pcb)); }