結果
問題 | No.2291 Union Find Estimate |
ユーザー |
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提出日時 | 2023-05-05 22:43:37 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 28 ms / 2,000 ms |
コード長 | 3,412 bytes |
コンパイル時間 | 2,412 ms |
コンパイル使用メモリ | 206,828 KB |
最終ジャッジ日時 | 2025-02-12 19:04:16 |
ジャッジサーバーID (参考情報) |
judge4 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 18 |
ソースコード
#include <bits/stdc++.h>#pragma GCC optimize("Ofast")#pragma GCC optimize("unroll-loops")using namespace std;using std::cout;using std::cin;using std::endl;using ll=long long;using ld=long double;ll ILL=2167167167167167167;const int INF=2100000000;const int mod=998244353;#define rep(i,a,b) for (ll i=a;i<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,const T &b){if(a>b){a=b;return 1;}else return 0;}template<class T> bool chmax(T &a,const 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;});}void yneos(bool a){if(a) cout<<"Yes\n"; else cout<<"No\n";}template<class T> void vec_out(vector<T> &p){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){assert(!a.empty());T ans=a[0]-a[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;}namespace po167{struct UFtree{using _F=int;int _n;std::vector<_F> wei;std::vector<int> q;vector<int> num;int component;int ans;UFtree(int n):_n(n),wei(n),num(n),component(n),par(n){for(int i=0;i<n;i++){wei[i]=1,par[i]=i;num[i]=-1;}ans=n;}void set(int a,int v){a=root(a);if(num[a]==-1){num[a]=v;ans--;}else if(num[a]!=v){ans=-1;}}void intialize(){for(auto x:q){wei[root(x)]=1;par[x]=x;}component=(int)par.size();q={};}//根っこを返すint root(int a){assert(0<=a&&a<_n);if(a==par[a]) return a;return par[a]=root(par[a]);}//trueなら1,falseなら0int same(int a,int b){assert(0<=a&&a<_n);assert(0<=b&&b<_n);if(root(a)==root(b)) return 1;else return 0;}_F size(int a){return wei[root(a)];}//a,bが違う根っこの元なら結合する,結合したらtrueを返すbool unite(int a,int b){a=root(a),b=root(b);if(a==b) return false;if(wei[a]<wei[b]) std::swap(a,b);par[b]=a;q.push_back(b);wei[a]+=wei[b];if(num[a]==-1) swap(num[a],num[b]);if(num[a]==-1){ans--;}else if(num[b]==-1){ans--;}else if(num[b]!=-1&&num[a]!=num[b]){ans=-1;}component--;return true;}private:std::vector<int> par;};}using po167::UFtree;void solve();// oddloopint main() {ios::sync_with_stdio(false);cin.tie(nullptr);int t=1;//cin>>t;rep(i,0,t) solve();}void solve(){ll W,H;cin>>W>>H;vector<ll> p(W+1,1);rep(i,0,W) p[i+1]=(p[i]*10ll)%mod;int M=26;UFtree T(W);rep(i,0,H){string S;cin>>S;vector<int> q(M,-1);rep(j,0,W){if('0'<=S[j]&&S[j]<='9'){T.set(j,S[j]-'0');}else if(S[j]!='?'){int a=(S[j]-'a');if(q[a]!=-1){T.unite(j,q[a]);}q[a]=j;}}if(T.ans<0) cout<<"0\n";else cout<<p[T.ans]<<"\n";}}