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给一直WA的战友,在算2^k次方的时候不要用移位,当k=31的时候移位发生错误(保证我用的是64位移动的)

Posted by crackerwang at 2007-08-07 23:05:23 on Problem 2115

太变态了
用POW就A了

Followed by:

Re:给一直WA的战友,在算2^k次方的时候不要用移位,当k=31的时候移位发生错误(保证我用的是64位移动的) (68) Mcfaddan_b 2008-04-07 17:06:40
- ((__int64)1) << 31 这样就没有问题了 (55) scat 2008-08-01 22:09:53
  - 赞一个java long maxn=1<<k;超时；改1L<<k就过了 (0) logics_space 2008-12-08 22:11:02
  - 1LL << 31 (0) chaeyeon 2008-12-09 00:22:30
Re:给一直WA的战友,在算2^k次方的时候不要用移位,当k=31的时候移位发生错误(保证我用的是64位移动的) (39) HVV 2012-04-15 21:48:02

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