易水决[堆][贪心]

  分析  (https://blog.csdn.net/dreaming__ldx/article/details/83447671) #include<bits/stdc++.h> #define N 1000005 #define LL long long using namespace std; LL l,n,m,a[N],b[N],p[N],q[N],ans; struct Node{

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