#164186 (C++11) No.502 階乗を計算するだけ

提出ソース

結果

問題	No.502 階乗を計算するだけ
ユーザー	n_vip
提出日時	2017-04-07 22:30:58
言語	C++11 (gcc 11.4.0)
結果	AC
実行時間	28 ms / 1,000 ms
コード長	15,712 bytes
コンパイル時間	1,708 ms
コンパイル使用メモリ	119,180 KB
実行使用メモリ	10,472 KB
最終ジャッジ日時	2023-09-23 00:24:09
合計ジャッジ時間	4,689 ms
ジャッジサーバーID （参考情報）	judge13 / judge15

このコードへのチャレンジ（β）

テストケース

テストケース表示

入力	結果	実行時間実行使用メモリ
testcase_00	AC	22 ms 10,332 KB
testcase_01	AC	21 ms 10,324 KB
testcase_02	AC	22 ms 10,460 KB
testcase_03	AC	21 ms 10,216 KB
testcase_04	AC	21 ms 10,216 KB
testcase_05	AC	21 ms 10,364 KB
testcase_06	AC	21 ms 10,220 KB
testcase_07	AC	21 ms 10,408 KB
testcase_08	AC	21 ms 10,364 KB
testcase_09	AC	21 ms 10,360 KB
testcase_10	AC	21 ms 10,264 KB
testcase_11	AC	21 ms 10,404 KB
testcase_12	AC	22 ms 10,272 KB
testcase_13	AC	21 ms 10,396 KB
testcase_14	AC	22 ms 10,216 KB
testcase_15	AC	22 ms 10,220 KB
testcase_16	AC	21 ms 10,404 KB
testcase_17	AC	21 ms 10,260 KB
testcase_18	AC	21 ms 10,220 KB
testcase_19	AC	22 ms 10,460 KB
testcase_20	AC	22 ms 10,336 KB
testcase_21	AC	22 ms 10,216 KB
testcase_22	AC	27 ms 10,336 KB
testcase_23	AC	23 ms 10,212 KB
testcase_24	AC	26 ms 10,428 KB
testcase_25	AC	22 ms 10,268 KB
testcase_26	AC	24 ms 10,220 KB
testcase_27	AC	23 ms 10,336 KB
testcase_28	AC	24 ms 10,336 KB
testcase_29	AC	22 ms 10,384 KB
testcase_30	AC	27 ms 10,472 KB
testcase_31	AC	24 ms 10,212 KB
testcase_32	AC	22 ms 10,324 KB
testcase_33	AC	28 ms 10,340 KB
testcase_34	AC	22 ms 10,216 KB
testcase_35	AC	27 ms 10,332 KB
testcase_36	AC	23 ms 10,216 KB
testcase_37	AC	27 ms 10,216 KB
testcase_38	AC	23 ms 10,216 KB
testcase_39	AC	26 ms 10,380 KB
testcase_40	AC	25 ms 10,460 KB
testcase_41	AC	28 ms 10,336 KB
testcase_42	AC	22 ms 10,396 KB
testcase_43	AC	22 ms 10,468 KB
testcase_44	AC	22 ms 10,336 KB
testcase_45	AC	22 ms 10,340 KB
testcase_46	AC	22 ms 10,212 KB
testcase_47	AC	22 ms 10,376 KB
testcase_48	AC	22 ms 10,460 KB
testcase_49	AC	21 ms 10,216 KB
testcase_50	AC	22 ms 10,324 KB
testcase_51	AC	21 ms 10,344 KB

権限があれば一括ダウンロードができます

ソースコード

raw source code

#include <string>
#include <vector>
#include<iostream>
#include<cstdio>
#include<cstdlib>
#include<stack>
#include<queue>
#include<cmath>
#include<algorithm>
#include<functional>
#include<list>
#include<deque>
#include<bitset>
#include<set>
#include<map>
#include<unordered_map>
#include<unordered_set>
#include<cstring>
#include<sstream>
#include<complex>
#include<iomanip>
#include<numeric>
#include<cassert>
#define X first
#define Y second
#define pb push_back
#define rep(X,Y) for (int (X) = 0;(X) < (Y);++(X))
#define reps(X,S,Y) for (int (X) = S;(X) < (Y);++(X))
#define rrep(X,Y) for (int (X) = (Y)-1;(X) >=0;--(X))
#define repe(X,Y) for ((X) = 0;(X) < (Y);++(X))
#define peat(X,Y) for (;(X) < (Y);++(X))
#define all(X) (X).begin(),(X).end()
#define rall(X) (X).rbegin(),(X).rend()
#define eb emplace_back
#define UNIQUE(X) (X).erase(unique(all(X)),(X).end())
#define Endl endl

using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
template<class T> using vv=vector<vector<T>>;
template<class T> ostream& operator<<(ostream &os, const vector<T> &t) {
os<<"{"; rep(i,t.size()) {os<<t[i]<<",";} os<<"}"<<endl; return os;}
template<class S, class T> ostream& operator<<(ostream &os, const pair<S,T> &t) { return os<<"("<<t.first<<","<<t.second<<")";}
template<class T> inline bool MX(T &l,const T &r){return l<r?l=r,1:0;}
template<class T> inline bool MN(T &l,const T &r){return l>r?l=r,1:0;}
#define out(args...){vector<string> a_r_g_s=s_p_l_i_t(#args, ','); e_r_r(a_r_g_s.begin(), args); }
vector<string> s_p_l_i_t(const string& s, char c) { vector<string> v; stringstream ss(s); string x; while(getline(ss,x,c)) v.emplace_back(x); return move(v);}
void e_r_r(vector<string>::iterator it) {}
template<typename T, typename... Args> void e_r_r(vector<string>::iterator it, T a, Args... args){ if(*it==" 1"||*it=="1") cerr<<endl; else cerr << it -> substr((*it)[0] == ' ', it -> length()) << " = " << a << ", "; e_r_r(++it, args...);}
const ll MOD=1e9+7;

ll modpow(ll r,ll n,ll m=MOD){
  ll re=1,d=r%m;
  if(n<0)(n%=m-1)+=m-1;
  for(;n;n/=2){
    if(n&1)(re*=d)%=m;
    (d*=d)%=m;
  }
  return re;
}
template <int mod=MOD> struct modInt{
  int v;
  modInt(int v=0):v(v){}
  modInt operator+(const modInt &n){return v+n.v<mod ? v+n.v : v+n.v-mod;}
  modInt operator-(const modInt &n){return v-n.v<0 ? v-n.v+mod : v-n.v;}
  modInt operator*(const modInt &n){return ll(v)*n.v%mod;}
  modInt operator/(const modInt &n){return ll(v)*modpow(n.v%mod,-1,mod)%mod;}
  template<class T> modInt operator+(const T &n){return v+n<mod ? v+n : v+n-mod;}
  template<class T> modInt operator-(const T &n){return v-n<0 ? v-n+mod : v-n;}
  template<class T> modInt operator*(const T &n){return ll(v)*(n%mod)%mod;}
  template<class T> modInt operator/(const T &n){return ll(v)*modpow(n%mod,-1,mod)%mod;}
  modInt& operator+=(const modInt &n){v+=n.v; if(v>=mod) v-=mod; return *this;}
  modInt& operator-=(const modInt &n){v-=n.v; if(v<0) v+=mod; return *this;}
  modInt& operator*=(const modInt &n){v=ll(v)*n.v%mod; return *this;}
  modInt& operator/=(const modInt &n){v=ll(v)*modpow(n.v,-1,mod)%mod; return *this;}
  template<class T> modInt& operator+=(const T &n){v+=n; if(v>=mod) v-=mod; return *this;}
  template<class T> modInt& operator-=(const T &n){v-=n; if(v<0) v+=mod; return *this;}
  template<class T> modInt& operator*=(const T &n){v=ll(v)*n%mod; return *this;}
  template<class T> modInt& operator/=(const T &n){v=ll(v)*modpow(n,-1,mod)%mod; return *this;}
};
template<int mod> ostream& operator<<(ostream &os,const modInt<mod> &n){return os<<n.v;};
template<class T,int mod> modInt<mod> operator+(const T &n,const modInt<mod> &m){return m.v+n<mod ? m.v+n : m.v+n-mod;}
template<class T,int mod> modInt<mod> operator-(const T &n,const modInt<mod> &m){return n-m.v<0 ? n-m.v+mod : n-m.v;}
template<class T,int mod> modInt<mod> operator*(const T &n,const modInt<mod> &m){return ll(m.v)*(n%mod)%mod;}
template<class T,int mod> modInt<mod> operator/(const T &n,const modInt<mod> &m){return ll(m.v)*modpow(n%mod,-1,mod)%mod;}
typedef modInt<MOD> mint;
template <int mod> modInt<mod> modpow(modInt<mod> r,ll n){ mint re(1); if(n<0)(n%=mod-1)+=mod-1; for(;n;n/=2){if(n&1) re*=r; r*=r;} return re;}
vector<mint> fact,finv,inv;
mint comb(ll n,ll r){ if(n<r||r<0)return 0; return fact[n]*finv[n-r]*finv[r];}
class Doralion{
  void Modinvs(vector<mint> &re,int n){ re.resize(n+1); re[1]=1; for(int i=2;i<=n;++i)re[i]=re[MOD%i]*(MOD-MOD/i);}
  void Facts(vector<mint> &re,int n){ re.resize(n+1); re[0]=1; rep(i,n)re[i+1]=re[i]*(i+1);}
  void Factinvs(vector<mint> &re,const vector<mint> &inv,int n){ re.resize(n+1); re[0]=1; rep(i,n)re[i+1]=re[i]*inv[i+1];}
public:
  Doralion(int n){ Modinvs(inv,n); Facts(fact,n); Factinvs(finv,inv,n);}
} doralion(212345);
vector<ll> fact_,finv_,inv_;
ll comb_(ll n,ll r){
  if(n<r||r<0)return 0;
  return fact_[n]*finv_[n-r]%MOD*finv_[r]%MOD;
}
class Doralion_{
  void Modinvs(vector<ll> &re,int n){
    re.resize(n+1); re[1]=1;
    for(int i=2;i<=n;++i)re[i]=re[MOD%i]*(MOD-MOD/i)%MOD;
  }
  void Facts(vector<ll> &re,int n){
    re.resize(n+1); re[0]=1;
    rep(i,n)re[i+1]=re[i]*(i+1)%MOD;
  }
  void Factinvs(vector<ll> &re,const vector<ll> &inv_,int n){
    re.resize(n+1); re[0]=1;
    rep(i,n)re[i+1]=re[i]*inv_[i+1]%MOD;
  }
public:
  Doralion_(int n){
    Modinvs(inv_,n);
    Facts(fact_,n);
    Factinvs(finv_,inv_,n);
  }
} doralion_(212345);


mint ar[]={1,641102369,578095319,5832229,259081142,974067448,316220877,690120224,251368199,980250487,682498929,134623568,95936601,933097914,167332441,598816162,336060741,248744620,626497524,288843364,491101308,245341950,565768255,246899319,968999,586350670,638587686,881746146,19426633,850500036,76479948,268124147,842267748,886294336,485348706,463847391,544075857,898187927,798967520,82926604,723816384,156530778,721996174,299085602,323604647,172827403,398699886,530389102,294587621,813805606,67347853,497478507,196447201,722054885,228338256,407719831,762479457,746536789,811667359,778773518,27368307,438371670,59469516,5974669,766196482,606322308,86609485,889750731,340941507,371263376,625544428,788878910,808412394,996952918,585237443,1669644,361786913,480748381,595143852,837229828,199888908,526807168,579691190,145404005,459188207,534491822,439729802,840398449,899297830,235861787,888050723,656116726,736550105,440902696,85990869,884343068,56305184,973478770,168891766,804805577,927880474,876297919,934814019,676405347,567277637,112249297,44930135,39417871,47401357,108819476,281863274,60168088,692636218,432775082,14235602,770511792,400295761,697066277,421835306,220108638,661224977,261799937,168203998,802214249,544064410,935080803,583967898,211768084,751231582,972424306,623534362,335160196,243276029,554749550,60050552,797848181,395891998,172428290,159554990,887420150,970055531,250388809,487998999,856259313,82104855,232253360,513365505,244109365,1559745,695345956,261384175,849009131,323214113,747664143,444090941,659224434,80729842,570033864,664989237,827348878,195888993,576798521,457882808,731551699,212938473,509096183,827544702,678320208,677711203,289752035,66404266,555972231,195290384,97136305,349551356,785113347,83489485,66247239,52167191,307390891,547665832,143066173,350016754,917404120,296269301,996122673,23015220,602139210,748566338,187348575,109838563,574053420,105574531,304173654,542432219,34538816,325636655,437843114,630621321,26853683,933245637,616368450,238971581,511371690,557301633,911398531,848952161,958992544,925152039,914456118,724691727,636817583,238087006,946237212,910291942,114985663,492237273,450387329,834860913,763017204,368925948,475812562,740594930,45060610,806047532,464456846,172115341,75307702,116261993,562519302,268838846,173784895,243624360,61570384,481661251,938269070,95182730,91068149,115435332,495022305,136026497,506496856,710729672,113570024,366384665,564758715,270239666,277118392,79874094,702807165,112390913,730341625,103056890,677948390,339464594,167240465,108312174,839079953,479334442,271788964,135498044,277717575,591048681,811637561,353339603,889410460,839849206,192345193,736265527,316439118,217544623,788132977,618898635,183011467,380858207,996097969,898554793,335353644,54062950,611251733,419363534,965429853,160398980,151319402,990918946,607730875,450718279,173539388,648991369,970937898,500780548,780122909,39052406,276894233,460373282,651081062,461415770,358700839,643638805,560006119,668123525,686692315,673464765,957633609,199866123,563432246,841799766,385330357,504962686,954061253,128487469,685707545,299172297,717975101,577786541,318951960,773206631,306832604,204355779,573592106,30977140,450398100,363172638,258379324,472935553,93940075,587220627,776264326,793270300,291733496,522049725,579995261,335416359,142946099,472012302,559947225,332139472,499377092,464599136,164752359,309058615,86117128,580204973,563781682,954840109,624577416,895609896,888287558,836813268,926036911,386027524,184419613,724205533,403351886,715247054,716986954,830567832,383388563,68409439,6734065,189239124,68322490,943653305,405755338,811056092,179518046,825132993,343807435,985084650,868553027,148528617,160684257,882148737,591915968,701445829,529726489,302177126,974886682,241107368,798830099,940567523,11633075,325334066,346091869,115312728,473718967,218129285,878471898,180002392,699739374,917084264,856859395,435327356,808651347,421623838,105419548,59883031,322487421,79716267,715317963,429277690,398078032,316486674,384843585,940338439,937409008,940524812,947549662,833550543,593524514,996164327,987314628,697611981,636177449,274192146,418537348,925347821,952831975,893732627,1277567,358655417,141866945,581830879,987597705,347046911,775305697,125354499,951540811,247662371,343043237,568392357,997474832,209244402,380480118,149586983,392838702,309134554,990779998,263053337,325362513,780072518,551028176,990826116,989944961,155569943,596737944,711553356,268844715,451373308,379404150,462639908,961812918,654611901,382776490,41815820,843321396,675258797,845583555,934281721,741114145,275105629,666247477,325912072,526131620,252551589,432030917,554917439,818036959,754363835,795190182,909210595,278704903,719566487,628514947,424989675,321685608,50590510,832069712,198768464,702004730,99199382,707469729,747407118,302020341,497196934,5003231,726997875,382617671,296229203,183888367,703397904,552133875,732868367,350095207,26031303,863250534,216665960,561745549,352946234,784139777,733333339,503105966,459878625,803187381,16634739,180898306,687180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int main(){
  ios_base::sync_with_stdio(false);
  cout<<fixed<<setprecision(0);
  // ll p=1;
  // cout<<"{";
  // reps(i,1,1e9){
  //   (p*=i)%=MOD;
  //   if(i%1000000==0) cout<<p<<",";
  // }
  // cout<<"}"<<endl;
  ll n;
  cin>>n;
  if(n>=MOD){
    cout<<0<<endl;
    return 0;
  }
  ll t=min(999ll,n/1000000);
  mint re=ar[t];
  reps(i,t*1000000+1,n+1) re*=i;
  cout<<re<<endl;
  return 0;
}

yukicoder

結果

テストケース

ソースコード