Q
#define Q 1
#define Q 4
#define Q 4
Q(long double x)
Q(long double x)
#undef Q
#define Q(_r) \
#undef Q
#define Q(fld) {t=cur_dev.fld[i]; cur_dev.fld[i]-=last_dev.fld[i]; if(state==TIME) last_dev.fld[i]=t;}