有一序列(15, 9, 7, 8, 20,-1, 7, 4),用堆排序的筛选法建立的初始堆是()
A、 -1, 4, 8, 9, 20, 7, 15, 7
B、-1, 7, 15, 7, 4, 8, 20, 9
C、-1, 4, 7, 8, 20, 15, 7, 9
D、
A、
B、C均不对
发布时间:2025-07-05 00:51:35
A、 -1, 4, 8, 9, 20, 7, 15, 7
B、-1, 7, 15, 7, 4, 8, 20, 9
C、-1, 4, 7, 8, 20, 15, 7, 9
D、
A、
B、C均不对