摘要:        
这道题属于线段树的区间修改给出一个序列,对其进行Q次操作,"Cabc" means addingcto each ofAa,Aa+1, ... ,Ab. -10000 ≤c≤ 10000."Qab" means querying the sum ofAa,Aa+1, ... ,Ab.注意,这道题...    阅读全文
        
            posted @ 2015-03-19 23:19
_fukua
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