[問題] 請問一題排列組合
如題,因為船有限制人數搭乘
詳解給這樣
http://i.imgur.com/ELpan6g.jpg
詳解是不是錯了啊?
B船不是只能五人嗎?
請問這題怎麼解?
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推
09/24 17:14, , 1F
09/24 17:14, 1F
→
09/24 17:14, , 2F
09/24 17:14, 2F
推
09/24 17:41, , 3F
09/24 17:41, 3F
→
09/24 18:07, , 4F
09/24 18:07, 4F
了解了,感謝大家解惑,我還以為他寫錯了呢~原來是自己笨沒發現他是用扣的
→
09/24 18:09, , 5F
09/24 18:09, 5F
推
09/24 18:52, , 6F
09/24 18:52, 6F
我是邊緣人,我想要跟潔西卡合照QQ
※ 編輯: SNSDYoonSica (180.204.193.11), 09/24/2016 20:15:49
推
09/24 20:27, , 7F
09/24 20:27, 7F
推
09/24 21:14, , 8F
09/24 21:14, 8F
→
09/24 21:14, , 9F
09/24 21:14, 9F
→
09/24 21:15, , 10F
09/24 21:15, 10F
→
09/25 11:43, , 11F
09/25 11:43, 11F
→
09/25 11:43, , 12F
09/25 11:43, 12F
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