結果
| 問題 |
No.2832 Nana's Fickle Adventure
|
| コンテスト | |
| ユーザー |
👑 potato167
|
| 提出日時 | 2024-08-02 21:48:50 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 128 ms / 3,000 ms |
| コード長 | 4,538 bytes |
| コンパイル時間 | 2,213 ms |
| コンパイル使用メモリ | 209,288 KB |
| 最終ジャッジ日時 | 2025-02-23 19:58:51 |
|
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| other | AC * 48 |
ソースコード
#include <bits/stdc++.h>
using namespace std;
using std::cout;
using std::cin;
using std::endl;
using ll=long long;
using ld=long double;
const ll ILL=2167167167167167167;
const int INF=2100000000;
const int mod=998244353;
#define rep(i,a,b) for (int i=(int)(a);i<(int)(b);i++)
#define all(p) p.begin(),p.end()
template<class T> using _pq = priority_queue<T, vector<T>, greater<T>>;
template<class T> ll LB(vector<T> &v,T a){return lower_bound(v.begin(),v.end(),a)-v.begin();}
template<class T> ll UB(vector<T> &v,T a){return upper_bound(v.begin(),v.end(),a)-v.begin();}
template<class T> bool chmin(T &a,T b){if(a>b){a=b;return 1;}else return 0;}
template<class T> bool chmax(T &a,T b){if(a<b){a=b;return 1;}else return 0;}
template<class T> void So(vector<T> &v) {sort(v.begin(),v.end());}
template<class T> void Sore(vector<T> &v) {sort(v.begin(),v.end(),[](T x,T y){return x>y;});}
bool yneos(bool a,bool upp=0){if(a){cout<<(upp?"YES\n":"Yes\n");}else{cout<<(upp?"NO\n":"No\n");}return a;}
template<class T> void vec_out(vector<T> &p,int ty=0){
if(ty==2){cout<<'{';for(int i=0;i<(int)p.size();i++){if(i){cout<<",";}cout<<'"'<<p[i]<<'"';}cout<<"}\n";}
else{if(ty==1){cout<<p.size()<<"\n";}for(int i=0;i<(int)(p.size());i++){if(i) cout<<" ";cout<<p[i];}cout<<"\n";}}
template<class T> T vec_min(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmin(ans,x);return ans;}
template<class T> T vec_max(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmax(ans,x);return ans;}
template<class T> T vec_sum(vector<T> &a){T ans=T(0);for(auto &x:a) ans+=x;return ans;}
int pop_count(long long a){int res=0;while(a){res+=(a&1),a>>=1;}return res;}
template<class T> bool inside(T l,T x,T r){return l<=x&&x<r;}
template<class T>
using square_matrix=std::vector<std::vector<T>>;
template<class T,T (*add_op)(T,T),T(*add_e)(),T (*mul_op)(T,T),T(*mul_e)()>
square_matrix<T> mul_matrix(square_matrix<T> l,square_matrix<T> r){
int n=l.size();
assert((int)l[0].size()==n&&(int)r.size()==n&&(int)r[0].size()==n);
square_matrix<T> val(n,std::vector<T>(n,add_e()));
for(int i=0;i<n;i++) for(int j=0;j<n;j++) for(int k=0;k<n;k++){
val[i][k]=add_op(val[i][k],mul_op(l[i][j],r[j][k]));
}
return val;
}
template<class T,T (*add_op)(T,T),T(*add_e)(),T (*mul_op)(T,T),T(*mul_e)()>
square_matrix<T> pow_matrix(square_matrix<T> l,long long times){
int n=l.size();
square_matrix<T> val(n,std::vector<T>(n,add_e()));
for(int i=0;i<n;i++) val[i][i]=mul_e();
while(times){
if(times&1){
val=mul_matrix<T,add_op,add_e,mul_op,mul_e>(val,l);
}
l=mul_matrix<T,add_op,add_e,mul_op,mul_e>(l,l);
times>>=1;
}
return val;
}
#include <atcoder/modint>
using mint = atcoder::modint998244353;
using mat_F=mint;
mat_F add_op(mat_F a,mat_F b){
return (a+b);
}
mat_F add_e(){
return 0;
}
mat_F mul_op(mat_F a,mat_F b){
return (a*b);
}
mat_F mul_e(){
return 1;
}
#define calc mat_F,add_op,add_e,mul_op,mul_e
void solve();
// CYAN / FREDERIC
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int t = 1;
// cin >> t;
rep(i, 0, t) solve();
}
void solve(){
int N, M, X;
cin >> N >> M >> X;
vector<vector<int>> G(N);
vector<mint> inv(1010, 1);
rep(i, 1, 1010) inv[i] = (mint)(1) / (mint)(i);
rep(i, 0, M){
int a, b;
cin >> a >> b;
a--, b--;
G[a].push_back(b);
if (a - b) G[b].push_back(a);
}
bool sel = 1;
for (auto x : G[0]) if (x) sel = 0;
if (sel){
cout << "1\n";
rep(i, 0, N - 1) cout << "0\n";
return;
}
auto f = [&](int a, int b) -> int {
return a * (N + 1) + b;
};
// (a, b)
// a 一個前の頂点
vector base(N * (N + 1), vector<mint>(N * (N + 1)));
rep(i, 0, N){
if (G[i].empty()){
continue;
}
for (auto x : G[i]){
base[f(i, N)][f(i, x)] += inv[G[i].size()];
}
rep(j, 0, N){
int c = 0;
for (auto x : G[i]) if (x == j) c++;
if (c == 0) continue;
bool ok = 0;
for (auto x : G[i]){
if (j == x && c != 0) c = 0;
else ok = 1, base[f(j, i)][f(i, x)] += inv[G[i].size() - 1];
}
if (!ok){
base[f(j, i)][f(i, N)] = 1;
}
}
}
auto ans = pow_matrix<calc>(base, X);
rep(i, 0, N){
mint sum = 0;
rep(j, 0, N) sum += ans[f(0, N)][f(j, i)];
sum += ans[f(0, N)][f(i, N)];
cout << sum.val() << "\n";
}
}
potato167