A.隊列是后進(jìn)先出 B.棧的特點(diǎn)是后進(jìn)后出 C.棧的刪除和插入操作都只能在棧頂進(jìn)行 D.隊列的刪除和捶入操作都只能在隊頭進(jìn)行
A.acfgedb B.aedcbgf C.acfebdg D.aecbdgf
A.x=top->data;top=top->next; B.top=top->next;x=top->data; C.x=top->next;top=top->data; D.top->next=top;x=top->data;
low<=high;mid;a[mid].key<k;high=mid-1;return-1
A.4 B.8 C.12 D.9
A.42 B.13 C.27 D.32
A.n+2 B.n C.n-l D.n/2