結果
問題 | No.1084 積の積 |
ユーザー | chocopuu |
提出日時 | 2020-06-20 15:27:47 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,924 bytes |
コンパイル時間 | 2,177 ms |
コンパイル使用メモリ | 210,276 KB |
実行使用メモリ | 9,600 KB |
最終ジャッジ日時 | 2024-07-03 17:18:48 |
合計ジャッジ時間 | 3,918 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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 | 1 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 72 ms
9,600 KB |
testcase_05 | AC | 54 ms
9,472 KB |
testcase_06 | AC | 71 ms
9,472 KB |
testcase_07 | AC | 1 ms
6,944 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | AC | 3 ms
6,944 KB |
testcase_12 | AC | 21 ms
6,944 KB |
testcase_13 | AC | 41 ms
6,940 KB |
testcase_14 | AC | 16 ms
6,940 KB |
testcase_15 | AC | 15 ms
6,940 KB |
testcase_16 | AC | 47 ms
6,944 KB |
testcase_17 | AC | 19 ms
6,944 KB |
testcase_18 | AC | 31 ms
6,944 KB |
testcase_19 | AC | 42 ms
6,940 KB |
testcase_20 | AC | 11 ms
6,940 KB |
testcase_21 | AC | 16 ms
6,940 KB |
testcase_22 | AC | 13 ms
6,940 KB |
testcase_23 | AC | 26 ms
6,944 KB |
testcase_24 | AC | 23 ms
6,940 KB |
testcase_25 | AC | 41 ms
6,940 KB |
testcase_26 | AC | 32 ms
6,940 KB |
testcase_27 | AC | 32 ms
6,940 KB |
testcase_28 | AC | 32 ms
6,944 KB |
testcase_29 | AC | 31 ms
6,944 KB |
testcase_30 | AC | 32 ms
6,944 KB |
testcase_31 | AC | 32 ms
6,940 KB |
ソースコード
#include "bits/stdc++.h" using namespace std; #define int long long #define REP(i, n) for (int i = 0; i < (int)n; ++i) #define RREP(i, n) for (int i = (int)n - 1; i >= 0; --i) #define FOR(i, s, n) for (int i = s; i < (int)n; ++i) #define RFOR(i, s, n) for (int i = (int)n - 1; i >= s; --i) #define ALL(a) a.begin(), a.end() #define IN(a, x, b) (a <= x && x < b) template<class T>inline void out(T t){cout << t << "\n";} template<class T,class... Ts>inline void out(T t,Ts... ts){cout << t << " ";out(ts...);} template<class T>inline bool CHMIN(T&a,T b){if(a > b){a = b;return true;}return false;} template<class T>inline bool CHMAX(T&a,T b){if(a < b){a = b;return true;}return false;} constexpr int INF = 1e18; template<int MOD> struct Fp { long long val; constexpr Fp(long long v = 0) noexcept : val(v % MOD) { if (val < 0) val += MOD; } constexpr int getmod() { return MOD; } constexpr Fp operator - () const noexcept { return val ? MOD - val : 0; } constexpr Fp operator + (const Fp& r) const noexcept { return Fp(*this) += r; } constexpr Fp operator - (const Fp& r) const noexcept { return Fp(*this) -= r; } constexpr Fp operator * (const Fp& r) const noexcept { return Fp(*this) *= r; } constexpr Fp operator / (const Fp& r) const noexcept { return Fp(*this) /= r; } constexpr Fp& operator += (const Fp& r) noexcept { val += r.val; if (val >= MOD) val -= MOD; return *this; } constexpr Fp& operator -= (const Fp& r) noexcept { val -= r.val; if (val < 0) val += MOD; return *this; } constexpr Fp& operator *= (const Fp& r) noexcept { val = val * r.val % MOD; return *this; } constexpr Fp& operator /= (const Fp& r) noexcept { long long a = r.val, b = MOD, u = 1, v = 0; while (b) { long long t = a / b; a -= t * b; swap(a, b); u -= t * v; swap(u, v); } val = val * u % MOD; if (val < 0) val += MOD; return *this; } constexpr bool operator == (const Fp& r) const noexcept { return this->val == r.val; } constexpr bool operator != (const Fp& r) const noexcept { return this->val != r.val; } friend constexpr ostream& operator << (ostream &os, const Fp<MOD>& x) noexcept { return os << x.val; } friend constexpr Fp<MOD> modpow(const Fp<MOD> &a, long long n) noexcept { if (n == 0) return 1; auto t = modpow(a, n / 2); t = t * t; if (n & 1) t = t * a; return t; } }; // 二項係数ライブラリ template<class T> struct BiCoef { vector<T> fact_, inv_, finv_; constexpr BiCoef() {} constexpr BiCoef(int n) noexcept : fact_(n, 1), inv_(n, 1), finv_(n, 1) { init(n); } constexpr void init(int n) noexcept { fact_.assign(n, 1), inv_.assign(n, 1), finv_.assign(n, 1); int MOD = fact_[0].getmod(); for(int i = 2; i < n; i++){ fact_[i] = fact_[i-1] * i; inv_[i] = -inv_[MOD%i] * (MOD/i); finv_[i] = finv_[i-1] * inv_[i]; } } constexpr T com(int n, int k) const noexcept { if (n < k || n < 0 || k < 0) return 0; return fact_[n] * finv_[k] * finv_[n-k]; } constexpr T fact(int n) const noexcept { if (n < 0) return 0; return fact_[n]; } constexpr T inv(int n) const noexcept { if (n < 0) return 0; return inv_[n]; } constexpr T finv(int n) const noexcept { if (n < 0) return 0; return finv_[n]; } }; const int MOD = 1000000007; // const int MOD = using mint = Fp<MOD>; BiCoef<mint> bc; // bc.init(500050); signed main(){ int N; cin >> N; vector<int>a(N); REP(i,N){ cin >> a[i]; } mint ans = 1; int r = 0,mul = 1; vector<int>imos(N); for(int l = 0;l < N;l++){ if(r < l)r = l; while(r < N && (mul * a[r] != 0 && mul * a[r] < 1000000000)){ mul *= a[r++]; } imos[l] = r - l; if(a[l])mul /= a[l]; } multiset<int>st; int pow = 0; REP(i,N){ pow += imos[i]; pow -= st.size(); while(st.find(i) != st.end()){ st.erase(i); } st.insert(i + imos[i]); if(a[i])ans *= modpow((mint)a[i],pow); } if(accumulate(ALL(a),0ll) == 0)out(0); else cout << ans << "\n"; }