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ABC265F,G
ABC265F 题解做法 by Mikukuovo #include<bits/stdc++.h> #define ll long long using namespace std; const int mod=998244353; int n,d; int main(){ ios::sync_with_stdio(false); cin>>n>>d; vector<int>p(n),q(n); for(int i=0;i&lABC265F,G
ABC265F 题解做法 by Mikukuovo #include<bits/stdc++.h> #define ll long long using namespace std; const int mod=998244353; int n,d; int main(){ ios::sync_with_stdio(false); cin>>n>>d; vector<int>p(n),q(n); for(int i=0;i&l