[閒聊] 兩個以上的女生有幾個小圈圈?已回收

看板C_Chat (希洽)作者 (皇后十萬)時間5年前 (2021/03/20 16:17), 編輯推噓10(10011)
留言21則, 14人參與, 5年前最新討論串1/1
https://twitter.com/kagawayusaku/status/1372927132951711745?s=19 https://i.imgur.com/Vw5z4t9.jpg
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Ans:無限多個 -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 1.175.157.172 (臺灣) ※ 文章網址: https://www.ptt.cc/bbs/C_Chat/M.1616228221.A.719.html

03/20 16:19, 5年前 , 1F
2^n - n - 1個 (n>1)
03/20 16:19, 1F

03/20 16:19, 5年前 , 2F
2^n - 1 - n
03/20 16:19, 2F

03/20 16:20, 5年前 , 3F
拜託高中不要再考庭院深深深幾許那種大便問題了
03/20 16:20, 3F

03/20 16:20, 5年前 , 4F
考這種才是真正把排列組合運用在生活中
03/20 16:20, 4F

03/20 16:20, 5年前 , 5F
無限多個 我看過同個小圈圈每個月都不同風氣的 很恐怖
03/20 16:20, 5F

03/20 16:21, 5年前 , 6F
樓下跟女生disjoint
03/20 16:21, 6F

03/20 16:23, 5年前 , 7F
Sigma(n,i=1)C(n,i)個
03/20 16:23, 7F

03/20 16:23, 5年前 , 8F
硬派寫實
03/20 16:23, 8F

03/20 16:24, 5年前 , 9F
這只是基本中的基本,怎麼可能考這個
03/20 16:24, 9F

03/20 16:26, 5年前 , 10F
兩個人現實同圈網路不同圈的怎麼算
03/20 16:26, 10F

03/20 16:57, 5年前 , 11F
圖有夠香
03/20 16:57, 11F

03/20 17:03, 5年前 , 12F
func shiaochanchan ( n = people.count) {
03/20 17:03, 12F

03/20 17:04, 5年前 , 13F
for ( i=1, I < n, i++) {
03/20 17:04, 13F

03/20 17:06, 5年前 , 14F
chanchan = chanchan + (n! / (i! * (n-i)!))
03/20 17:06, 14F

03/20 17:06, 5年前 , 15F
)}
03/20 17:06, 15F

03/20 17:06, 5年前 , 16F
return (chanchan)
03/20 17:06, 16F

03/20 17:06, 5年前 , 17F
}
03/20 17:06, 17F

03/20 17:48, 5年前 , 18F
真香
03/20 17:48, 18F

03/20 18:12, 5年前 , 19F
無限
03/20 18:12, 19F

03/20 19:43, 5年前 , 20F
兩個以上就包含兩個阿,答案還是無限
03/20 19:43, 20F

03/20 20:39, 5年前 , 21F
a十0有10個OO
03/20 20:39, 21F
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