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作者 ssccg 在 PTT [ Grad-ProbAsk ] 看板的留言(推文), 共186則
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9F→:要考台大的話把6.9、14~16章看一下,剩下的看洪逸夠了04/30 06:42
10F推:我沒看恐龍本,考完才發現花一天看這3章能多10幾分04/30 06:45
1F→:我覺得是因為tree的空link數量是 (m-1)*n + 1 ,m為degree04/22 20:47
2F→:所以用binary表示法省空間,而且一種node結構就能通用04/22 20:48
6F→:我覺得你對big-O的定義不太清楚,T(n) = O(logn)04/22 20:52
7F→:不代表T(n)的值等於logn,而是growth rate小於等於logn04/22 20:53
2F推:畫DFS spanning tree,在spanning tree中的為tree edge04/16 14:55
3F→:不在tree中的,祖先→後代的edge為forward04/16 14:55
4F→:edge兩端點沒有祖先-後代關係為cross edge04/16 14:57
3F→:for loop就用一個register當counter就好04/12 22:18
4F→:遞迴程式要用stack傳parameter的方式,自己看書吧04/12 22:19
2F→:就是204/08 16:43
7F→:≡ (mod n)代表只有在(mod n) (代數裡面叫Zn)下是等價03/26 23:51
8F→:這叫同餘關係03/26 23:51
3F→:調下面的,AVL tree平衡都是調最小的不平衡子樹03/23 21:58
2F→:BB^t是m*m,B^tB是n*n,兩個eigenvalue應該差|m-n|個003/21 23:10
3F→:所以我覺得答案是 x^|m-n|03/21 23:10
4F→: x^(m-n)才對03/21 23:11
1F→:a. 不一定吧,u=v的話.. b. True,取0u+0v+0w03/20 18:06
5F→:因為是向量,全都是從原點指出來的,不是點或直線03/20 18:18