作者查詢 / springman
作者 springman 在 PTT [ Math ] 看板的留言(推文), 共96則
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1F→: 就 x=2 直接代入 f(x) 與 g(x) 就可以了。05/21 15:54
1F推: 所以原來的題目應該是存在兩個相異數a,b,不是任意11/05 16:21
1F推: shortest paths 的 complexity 是O(V+E)吧!03/02 17:28
2F推: 第 n 項應該是 2 的 n+1 次方減 102/28 20:03
6F推: sorry,漏掉了「2倍」。03/01 04:15
1F推: 用 DFS 將所有路徑找出來,再看誰最短、誰第二短。02/26 15:02
1F推: 這個證明不出來,就只能再找看看有沒有其他方法證明10/22 05:03
1F推:題目沒有寫清楚,是說任選 k 匹馬都相同顏色。02/12 14:46
6F推:不過 base case 不太一樣吧,長度為 1 的兩個02/10 03:36
7F→:長度為 2 的有 3 個。02/10 03:36
8F→:不過解得很漂亮就是了。02/10 03:36