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Mathematics, 06.10.2021 21:40 carnations
Có bao nhiêu cách lấy ra k phần tử trong n phần tử xếp trên đường tròn sao cho không có 2 phần tử kề nhau cùng được lấy ra?
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Answers: 3
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You know the right answer?
Có bao nhiêu cách lấy ra k phần tử trong n phần tử xếp trên đường tròn sao
cho không có 2 phần tử...
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