回複：關於素數的題目求助

來源: 心如海 於 2010-04-10 05:14:37 [] [舊帖] [給我悄悄話] 閱讀數 : (229 bytes)

If the difference between two whole numbers is one, the two numbers must be two consecutive numbers with one is even and the other is odd. The only even prime is 2, and 2 & 3 are two consective numbers and both are prime numbers.

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