题目内容:
经过下列运算后,队头的元素是()。InitQueue(qu); Enqueue(qu, ‘a’); EnQueue(qu, ‘b’); EnQueue(qu, ‘c’); DeQueue(qu);
A.a
B.b
C.1
D.0
参考答案:
经过下列运算后,队头的元素是()。InitQueue(qu); Enqueue(qu, ‘a’); EnQueue(qu, ‘b’); EnQueue(qu, ‘c’); DeQueue(qu);
A.a
B.b
C.1
D.0