摘要： #include #include #include #include using namespace std;int z[30],h[30];class Tree{public: int data; Tree *lchild; Tree *rchild; Tree() { lchild=NULL; rchild=NULL; }}*... 阅读全文

摘要： About 900 years ago, a Chinese philosopher Sima Guang wrote a history book in which he talked about people's talent and virtue. According to his theor 阅读全文