Introduction - If you have any usage issues, please Google them yourself
§ 6.4 section of the program shuffle, the first deck of cards at random to determine the two locations, then the location of the interaction of these two cards, we rarely use this when playing shuffle mode. A common way is to shuffle randomly drawn from a continuous stack of cards in the card, put them on top of the remaining cards, and has been important to this process. Try to § 6.4 节 process improvement program for this shuffle shuffle mode. (Hint: just modify § 6.4 节 program shuffle () method, still pseudo-random number to determine the location of the array in two, then the array elements in the middle of a move to the front row can move forward by one element shift, also consider the introduction of a temporary auxiliary array.)