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不会吧？题目B是判断梅森数2^n-1(n<258)时是否为素数...java有这样的函数...对不会java的不太公平的...

Posted by inowfordream at 2009-10-11 11:08:35
In Reply To:JAVA有这样的函数的。。。。可以直接用 Posted by:Sasuke_SCUT at 2009-10-11 10:11:27

Followed by:

java现在也应该普及了吧 (0) huangkun 2009-10-11 11:38:06
- 我到现在都不知道biginteger里面还有这东西…… (0) 19870909 2009-10-11 11:41:31
  - 先 pow() 再 subtract() 再 isProbablePrime() 然后AC.... (0) alpc48 2009-10-11 15:13:47
    - 早就猜到了…… 要不怎么可能秒杀…… (0) 19870909 2009-10-11 17:10:11

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