下列各项统计图形中不属于几何图的是()。

A．大顶堆

B．小顶堆

C．不是堆

D．二叉排序树

A．16,25,40,55,30,50,45

B．16,40,25,50,45,30,55

C．16,25,39.,41,45,43,50

D．16,40,25

下列各序列中不是堆的是()。

A.(91,85,53,36,47,30,24,12)

B.(91,85,53,47,36,30,24,12)

C.(47,91,53,85,30,12,24,36)

D.(91,85,53,47,30,12,24,36)

A．16,25,40,55,30,50,45

B．16,40,25,50,45,30,55

C．16,25,39.,41,45,43,50

D．16,40,25

A.16,25,40,55,30,50,45B.16,40,25,50,45,30,55C.16,25,39.,41,45,43,50D.16,40,25,53,39,55,45

A．{15,26,38,49,27,51,39,62}

B．{15,23,71,94,72,68,26,73}

C．{15,27,26,49,38,62,39,51}

D．{15,23,26,68,94,72,71,73}

E．{94,72,73,26,71,23,68,15}

A．12, 20, 36, 48, 25, 50, 40

B．12, 36, 20, 48, 40, 25, 50

C．12, 20, 25, 36, 40, 48, 50

D．12, 36, 20

中从任一结点出发到根的路径上，所经过的结点序列必按其关键字降序排列。

A．二叉排序树

B．大顶堆

C．小顶堆

D．最优二叉树