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不可以

Posted by Iamjw at 2007-08-06 00:24:18 on Problem 3318
In Reply To:只判断矩阵C的每行每列的和是否正确可以吗? Posted by:bigheadghost at 2007-08-05 23:52:40

比赛时，我 这样做 + 每行随机取几十个数检查， 结果还是wa了
解题报告的随机方法确实好。每个数都用了很多次，所以如果不等很容易检测出来。

Followed by:

Re:不可以 (23) WHUSLASH 2007-08-06 00:57:41
- Re:不可以 (36) frkstyc 2007-08-06 01:12:25
- FT……怪不得比赛时服务器这么卡呢……哈哈 (27) Iamjw 2007-08-06 12:57:36
  - 此题考RP。。。。刷刷刷。。。就AC了 (0) c4pt0r 2007-08-06 13:00:00
    - 不是，是1/2偏假的蒙特卡洛算法 (1/2)^n n取几十失败率->0了 (0) qywyh_scut 2007-08-06 13:43:27
      - en! (0) LiZhiXu 2007-08-06 16:42:10

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