結果
問題 | No.1102 Remnants |
ユーザー | HEXAebmr |
提出日時 | 2020-07-03 23:14:06 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 160 ms / 2,000 ms |
コード長 | 3,997 bytes |
コンパイル時間 | 1,303 ms |
コンパイル使用メモリ | 117,924 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-09-17 04:52:55 |
合計ジャッジ時間 | 3,880 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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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 | 2 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 102 ms
6,944 KB |
testcase_06 | AC | 23 ms
6,944 KB |
testcase_07 | AC | 160 ms
6,944 KB |
testcase_08 | AC | 4 ms
6,940 KB |
testcase_09 | AC | 8 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,944 KB |
testcase_11 | AC | 6 ms
6,940 KB |
testcase_12 | AC | 8 ms
6,940 KB |
testcase_13 | AC | 8 ms
6,944 KB |
testcase_14 | AC | 63 ms
6,940 KB |
testcase_15 | AC | 49 ms
6,944 KB |
testcase_16 | AC | 126 ms
6,940 KB |
testcase_17 | AC | 118 ms
6,940 KB |
testcase_18 | AC | 139 ms
6,940 KB |
testcase_19 | AC | 49 ms
6,940 KB |
testcase_20 | AC | 16 ms
6,940 KB |
testcase_21 | AC | 84 ms
6,944 KB |
testcase_22 | AC | 118 ms
6,940 KB |
testcase_23 | AC | 92 ms
6,944 KB |
testcase_24 | AC | 66 ms
6,940 KB |
testcase_25 | AC | 142 ms
6,944 KB |
testcase_26 | AC | 10 ms
6,944 KB |
testcase_27 | AC | 39 ms
6,940 KB |
ソースコード
#include <iostream> #include <iomanip> #include <string> #include <stack> #include <vector> #include <complex> #include <math.h> #include <stdio.h> #include <algorithm> #include <utility> #include <functional> #include <iterator> #include <map> #include <set> #include <queue> #include <list> #include <regex> #include <limits> #include <time.h> #include <cstdint> #include <unordered_map> #include <unordered_set> #include <bitset> #include <limits.h> using namespace std; using pii = pair<int,int>; using ll=long long; using ld=long double; #define pb push_back #define mp make_pair #define sc second #define fr first #define stpr setprecision #define cYES cout<<"YES"<<endl #define cNO cout<<"NO"<<endl #define cYes cout<<"Yes"<<endl #define cNo cout<<"No"<<endl #define rep(i,n) for(ll i=0;i<(n);++i) #define Rep(i,a,b) for(ll i=(a);i<(b);++i) #define rrep(i,n) for(ll i=n-1;i>=0;i--) #define rRep(i,a,b) for(ll i=a;i>=b;i--) #define crep(i) for(char i='a';i<='z';++i) #define psortsecond(A,N) sort(A,A+N,[](const pii &a, const pii &b){return a.second<b.second;}); #define ALL(x) (x).begin(),(x).end() #define debug(v) cout<<#v<<":";for(auto x:v){cout<<x<<' ';}cout<<endl; #define endl '\n' int ctoi(const char c){ if('0' <= c && c <= '9') return (c-'0'); return -1; } ll gcd(ll a,ll b){return (b == 0 ? a : gcd(b, a%b));} ll lcm(ll a,ll b){return a*b/gcd(a,b);} constexpr ll MOD=1000000007; constexpr ll INF=1000000011; constexpr ll MOD2=998244353; constexpr ll LINF = 1001002003004005006ll; constexpr ld EPS=10e-8; template <class T, class U> inline bool chmax(T& lhs, const U& rhs) { if (lhs < rhs) { lhs = rhs; return 1; } return 0; } template <class T, class U> inline bool chmin(T& lhs, const U& rhs) { if (lhs > rhs) { lhs = rhs; return 1; } return 0; } template<typename T> istream& operator>>(istream& is,vector<T>& v){for(auto&& x:v)is >> x;return is;} template<typename T,typename U> istream& operator>>(istream& is, pair<T,U>& p){ is >> p.first; is >> p.second; return is;} template<typename T,typename U> ostream& operator>>(ostream& os, const pair<T,U>& p){ os << p.first << ' ' << p.second; return os;} template<class T> ostream& operator<<(ostream& os, vector<T>& v){ for(auto i=begin(v); i != end(v); ++i){ if(i !=begin(v)) os << ' '; os << *i; } return os; } ll A[200007]; ll SUM=0; template <std::uint_fast64_t Modulus> class modint { using u64 = std::uint_fast64_t; public: u64 a; constexpr modint(const u64 x = 0) noexcept : a(x % Modulus) {} constexpr u64 &value() noexcept { return a; } constexpr const u64 &value() const noexcept { return a; } constexpr modint operator+(const modint rhs) const noexcept { return modint(*this) += rhs; } constexpr modint operator-(const modint rhs) const noexcept { return modint(*this) -= rhs; } constexpr modint operator*(const modint rhs) const noexcept { return modint(*this) *= rhs; } constexpr modint operator/(const modint rhs) const noexcept { return modint(*this) /= rhs; } constexpr modint &operator+=(const modint rhs) noexcept { a += rhs.a; if (a >= Modulus) { a -= Modulus; } return *this; } constexpr modint &operator-=(const modint rhs) noexcept { if (a < rhs.a) { a += Modulus; } a -= rhs.a; return *this; } constexpr modint &operator*=(const modint rhs) noexcept { a = a * rhs.a % Modulus; return *this; } constexpr modint &operator/=(modint rhs) noexcept { u64 exp = Modulus - 2; while (exp) { if (exp % 2) { *this *= rhs; } rhs *= rhs; exp /= 2; } return *this; } }; int main(){ ll N,K; cin >> N >> K; rep(i,N){ cin >> A[i]; SUM+=A[i]; SUM%=MOD; } modint<MOD> ANS=0,L=1,R=1; rep(i,N-1){ R*=(K+i+1); } rep(i,N-1){ R/=i+1; } Rep(i,1,N+1){ //cout << L.a << " " << R.a << endl; modint<MOD> Z=R*L; ANS+=Z*A[i-1]; L*=(K+i);L/=i; R*=(N-i);R/=(K+N-i); } cout << ANS.a << endl; }