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Re:你AC程序现在一样可以AC,但是相差常数量级的程序在时间上相差这么多实在是令我很意外！In Reply To:Re:你AC程序现在一样可以AC,但是相差常数量级的程序在时间上相差这么多实在是令我很意外！ Posted by:Ma6Jia at 2006-12-12 12:43:17 > > > 另外在以行优先存储的上三角矩阵中，从右下角开始按照行计算，或者从左上角开始按列计算都要比按对角线计算快很多，求其原因可能与O(N^2)这样大的存储空间下访存的具体情况有关！ 明白了 Followed by: Post your reply here: |
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