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树状数组好快……不过我先用虚二叉树AC了。O(logn*logn),3992K 1265MS G++ 1271B

Posted by faintzw at 2006-03-29 00:54:46 on Problem 2155

Followed by:

郁闷……为什么我用树状数组也不快？2155 Accepted 3996K 921MS G++ 1.03K (0) faintzw 2006-03-29 12:59:37
- 把int改成bool减少了300ms……目前562ms (0) faintzw 2006-03-29 13:37:05
- Re:郁闷……为什么我用树状数组也不快？2155 Accepted 3996K 921MS G++ 1.03K (30) 810064103 2009-07-28 13:43:27
什么是 (0) zerocool_08 2006-03-29 14:26:48
什么是树状数组,我用线段树加位运算过的,写得好麻烦 (0) zerocool_08 2006-03-29 14:27:52

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