单项选择题
A.4B.3C.2D.5
A.(last-first+M)%MB.last-first-1C.last-firstD.last-first+1
A.f->next==rB.f==NULLC.f->next=NULLD.f==r
A.q[(last+1)%m]=x;B.q[last+1]=x;C.last=(last+1)%m,q[last]=x;D.x=q[last],last =(last+1)%m;
微信扫一扫,加关注免费搜题