卡片游戏 Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 65535/32768 K (Java/Others) Total Submission(s): 913 Accepted Submission(s): 291 Problem Description 小明最近宅在家里无聊,于是他发明了一种有趣的游戏,游戏道具是N张叠在一起的卡片,每张卡片上都有一个数字,数字的范围是0~9,游戏规则如下: 首先取最上方的卡片放到桌子上,…
On a table are N cards, with a positive integer printed on the front and back of each card (possibly different). We flip any number of cards, and after we choose one card. If the number X on the back of the chosen card is not on the front of any card…
On a table are N cards, with a positive integer printed on the front and back of each card (possibly different). We flip any number of cards, and after we choose one card. If the number X on the back of the chosen card is not on the front of any card…