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Re:1月份做的，之前一直RE，线段树开了3倍，今天来重新想这题，试着把数组开大，尽然过了。原来要开4倍啊。唉，以前开3倍都对的。In Reply To:1月份做的，之前一直RE，线段树开了3倍，今天来重新想这题，试着把数组开大，尽然过了。原来要开4倍啊。唉，以前开3倍都对的。 Posted by:yygy at 2013-09-06 16:27:59 貌似线段树内存的上界是 >=2*N的最小的 2的幂，所以最好开4倍是比较安全的 Followed by: Post your reply here: |
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