[理工] [離散]-成大電通97-電通甲
看板Grad-ProbAsk作者love5566188 (I'dont kown)時間12年前 (2012/02/20 21:01)推噓4(4推 0噓 4→)留言8則, 4人參與討論串1/2 (看更多)
2.
Find the number of n-digital words renerated from the alphabet{0,1,2,3,4}
in each of which the total number of 0's and 1's is even.
請問這樣怎麼求出來?
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推
02/20 21:20, , 1F
02/20 21:20, 1F
→
02/20 21:32, , 2F
02/20 21:32, 2F
推
02/20 21:47, , 3F
02/20 21:47, 3F
推
02/20 22:44, , 4F
02/20 22:44, 4F
→
02/20 22:45, , 5F
02/20 22:45, 5F
推
02/20 23:07, , 6F
02/20 23:07, 6F
→
02/20 23:07, , 7F
02/20 23:07, 7F
→
02/20 23:08, , 8F
02/20 23:08, 8F
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