随笔分类 - 树上问题-树上倍增
摘要:1 #include<bits/stdc++.h> 2 #define ll long long 3 using namespace std; 4 inline ll re_ad() { 5 char ch=getchar(); ll x=0,f=1; 6 while(ch<'0' || ch>'9
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摘要:1 #include<bits/stdc++.h> 2 #define ll long long 3 using namespace std; 4 const ll N=1e6+11,St=1e6,mod=998244353; 5 ll T,n,A,B,dp[N]; 6 7 inline ll re
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