作者查詢 / sorryChen
作者 sorryChen 在 PTT [ Programming ] 看板的留言(推文), 共143則
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1F推:感謝指導..71.227.179.11 11/20 14:22
8F→:Could you point out the problem plz71.227.179.11 11/14 13:06
3F→:感謝大師指點108.94.138.88 08/18 00:17
4F→:兩個heap如何能有效的找中位數呢?108.94.138.88 08/18 00:22
5F→:話說有個DS叫MinMaxHeap,但無關中位數108.94.138.88 08/18 00:24
22F→:感謝給位大師及Prob_Solve有版友賜教108.94.138.88 08/18 13:07
23F→:所以這個問題應該只有O(mlnN)的解法108.94.138.88 08/18 13:08
24F→:m是隨後新加入的元素108.94.138.88 08/18 13:09
79F推:實在不好意思, 讓兩位兄台替我費心了108.94.138.88 06/11 15:21
1F推:感謝,所選組合會越來越好,但除非所有207.151.93.115 06/02 04:27
2F→:組合都試過,不然沒有保證最好207.151.93.115 06/02 04:28
3F→:一次最多換一個,很可能是local min207.151.93.115 06/02 04:28
6F推:謝謝 只要一個, 讓我想想local min的例207.151.93.115 06/02 10:53
7F推:主要是一次只檢查替代一個是否更好207.151.93.115 06/02 10:57
8F→:因為有可能一次替換多個才會更好207.151.93.115 06/02 10:57
2F→:不懂怎麼刪重複耶 刪調有幫助嗎?108.94.138.88 06/01 15:39
3F→:若有重複過的element都刪去嗎,那若都刪108.94.138.88 06/01 15:40
4F→:如何選擇108.94.138.88 06/01 15:40
5F→:那要怎麼選擇呢 ?108.94.138.88 06/01 15:41
9F→:存一份copy沒問題但還是不懂您怎麼選擇108.94.138.88 06/01 15:42
11F→:謝謝諸位大師, 總量想成已知,固定207.151.93.138 05/11 07:04
12F→:請問實計上要怎麼好的"分組"呢207.151.93.138 05/11 07:20
13F→:其實我只有寫過一輪mapper/reducer207.151.93.138 05/11 07:20
14F→:要怎麼把上個mapper/reducer的結果207.151.93.138 05/11 07:21
15F→:送到下個mapper/reducer用呢?207.151.93.138 05/11 07:21
16F→:output檔案嗎?207.151.93.138 05/11 07:21
21F→:精準的中位應該比較難, 但selection108.94.138.88 05/18 07:30
22F→:應該不用排完吧108.94.138.88 05/18 07:30
4F推:有用profiler 分析過嗎 ex:valgrinde132.249.64.91 03/22 01:17