[其他] 鴿籠

[mqazz1 (無法顯示)]

1. Show that at least 19 cables are needed for connecting eight computers to

four printers such that four computers can directly access four different

printers at the same time



2. If 100 integers are selected from the set S = {1,2,3,...,200},

then there are two integers such that one divides the other

        False


請問這兩題要怎麼解呢?

謝謝

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→ dorminia    :第二題錯了吧?
→ jacky7987   :一百個挑一百個嗎>.^
我打錯了..

※ 編輯: mqazz1          來自: 61.228.26.195        (09/13 23:19)
→ Sfly        :{101,102,..,200}