Function: // riffle

Descr iption: // 洗牌,然后随机的得到9张牌,要求九张牌不能有重复.

Calls: //

Called By: // main()

Table Accessed: //被修改的表（此项仅对于牵扯到数据库操作的程序）

Table Updated: // 被修改的表（此项仅对于牵扯到数据库操作的程序）

Input: //Card card[] 牌结构, int size 结构数组的大小

Output: -Function:// riffle Descr iption:// shuffle, and then randomly get nine cards, requiring nine cards can not be duplicated. Calls:// Called By:// main () Table Accessed:// modified table ( This only involves the operation of the database for the program) Table Updated:// modified table (this only involves the operation of the database for the program) Input:// Card card [] licensing structure, int size structure of the array size Output ://