→ bjk:發完這篇突然就好了 09/17 23:16
要解任務升級沙拉抬到中級
可是不管怎麼樣 番茄沙拉資訊都 1/2
永遠少一個 有人有相同的情形嗎
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When we toss a coin , we obtain either head or tail. Now we toss a coin 5
times. There are 2^5 possible outcomes. How many of them contain no two
consecutive heads?
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