Re: [請益] 今天去面試IC設計軟體工程師被打爆的題目:－new htc one開箱,htc手機評價,htc手機比較,htc手機遊戲,htc手機維修,htc手機價位,htc手機推薦,htc手機鈴聲,中華電信htc手機,htc手機截圖,亞太htc手機,

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批踢踢實業坊 Tech_Job 板

Nov 20th 2013, 20:15, by maplefog

作者maplefog (楓霧)

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標題Re: [請益] 今天去面試IC設計軟體工程師被打爆的題目

時間Wed Nov 20 20:15:56 2013

: (2)大樂透的規則是 49 個號碼當中，取 6 個號碼開獎；只要彩券有 3 個以上的號碼與 : 開獎結果相同，就是中獎。依此規則請問： : a. 最少需買幾張才可以保證中一張？ : b. 概述如何以程式驗證 a.的答案。其實如果能解出這題的話，可以去MIT當數學教授，真正的解答還沒有人解出來，有找到一篇文章，目前找到的上界為163張，解法如下：參考請google：Betting Wheels, Lotteries & Lotto Designs We can get an upper bound by noticing the construction that gives: L(49,6,6,3) ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 111.250.45.74

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