摘要:
http://poj.org/problem?id=2299 #include<stdio.h>int a[500002],left[250001],right[250001];__int64 count;void merge(int a[],int l,int m,int r){ int i,j,k,n1,n2; n1=m-l+1; n2=r-m; for(i=0... 阅读全文
posted @ 2012-10-18 14:32
Yogurt Shen
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