回复：女儿（high school)作业的一部分.她programmed了一天
It's hard to believe a high school student is required to program binary search tree. Deletion operation is the most complex part of binary search tree operations.
You should post what she already done.
It's hard to believe a high school student is required to program binary search tree. Deletion operation is the most complex part of binary search tree operations.
You should post what she already done.