有學生請我選LOTO號碼,我就寫1,2,3,4,5,6....他驚...
我做一個2bits,二十幾位,想想...
00---0-----0
01---1---(1+2+2+3+3+3)/6=14/6
10---1---(...........)/6=14/6
11---1---(...........)/6=14/6
1/4*(0+14/6+14/6+14/6)=1.75 平均1.75位.
有學生請我選LOTO號碼,我就寫1,2,3,4,5,6....他驚...
我做一個2bits,二十幾位,想想...
00---0-----0
01---1---(1+2+2+3+3+3)/6=14/6
10---1---(...........)/6=14/6
11---1---(...........)/6=14/6
1/4*(0+14/6+14/6+14/6)=1.75 平均1.75位.
• 網上的結果應沒有問題,這是流傳很廣的WALL街的麵試題。 -wxcfan123- ♂ (66 bytes) () 09/18/2011 postreply 14:37:59
• 請示網址, -jinjing- ♀ (0 bytes) () 09/19/2011 postreply 10:48:40
• 回複:請示網址, -wxcfan123- ♂ (257 bytes) () 09/19/2011 postreply 12:56:51
• Thanks,the artical is not professonal. Believe youself. -jinjing- ♀ (93 bytes) () 09/19/2011 postreply 15:01:47
• This link has the proof of two and three head -wxcfan123- ♂ (115 bytes) () 09/19/2011 postreply 12:59:52
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