如果你动态开点权值线段树 RE/MLE on #13
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如果你动态开点权值线段树 RE/MLE on #13
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M1saka16I72楼主2024/3/19 22:23
int mid = (l+r-1)/2 √
int mid = (l+r)/2 X
int mid = (l+r)>>1 X

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2024/3/19 22:23