摘要：
这个题可以用二位数状数组也可以用二维线段树做：法一：View Code #include<iostream>#include<cstdio>#include<cstdlib>#include<algorithm>#include<cmath>#include<queue>#include<set>#include<map>#include<cstring>#include<vector>#include<string>#define LL long longusi 阅读全文
posted @ 2012-07-31 09:14
wutaoKeen
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