結果
問題 |
No.3081 Make Palindromic Multiple
|
ユーザー |
👑 ![]() |
提出日時 | 2025-03-29 02:20:46 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,160 bytes |
コンパイル時間 | 2,080 ms |
コンパイル使用メモリ | 198,956 KB |
実行使用メモリ | 7,328 KB |
最終ジャッジ日時 | 2025-03-29 02:20:51 |
合計ジャッジ時間 | 5,087 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 51 WA * 3 |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll=long long; const ll ILL=2167167167167167167; const int INF=2100000000; #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> int LB(vector<T> &v,T a){return lower_bound(v.begin(),v.end(),a)-v.begin();} template<class T> int 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(b<a){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=false){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> T square(T a){return a * a;} // return val=p(N) // a=p[0].first^p[0].second * ... *p[N-1].first^p[N-1].second // for all i: p[i].first is prime number // O(sqrt(val)) std::vector<std::pair<long long,long long>> Prime_factorization(long long val){ assert(val>=1); if(val==1){ return {}; } int ind=0; std::vector<std::pair<long long,long long>> ans; for(long long i=2;i*i<=val;i++){ if(val%i!=0) continue; ans.push_back({i,0}); while(val%i==0){ ans[ind].second++; val/=i; } ind++; } if(val!=1) ans.push_back({val,1}); return ans; } void solve(); // CITRUS CURIO CITY / FREDERIC int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int t = 1; // cin >> t; rep(i, 0, t) solve(); } string tmp2 = "67772611599010000000000001099511627776"; string tmp5 = "5260461347635900000000000095367431640625"; void solve(){ ll N; cin >> N; ll M = N; while (M % 5 == 0) M /= 5; while (M % 2 == 0) M /= 2; string base1 = tmp2; if (N % 5 == 0) base1 = tmp5; auto P = Prime_factorization(M); if (M == N){ ll ans = M; for (auto [a, b] : P) ans /= a, ans *= (a - 1); cout << "1\n"; cout << "9 " << ans << "\n"; return; } ll ans = M; ll rem = 1; rep(i, 0, base1.size()){ rem = rem * 10ll % M; } for (auto [a, b] : P){ if (rem % a != 1) ans /= a, ans *= (a - 1); } cout << "1\n"; cout << base1 << " " << ans << "\n"; }