#778227 (C++17) No.2008 Super Worker

• 問題: No.2008 Super Worker
• ユーザー: milanis48663220
• 提出日時: 2022-07-15 21:28:38
• 言語: C++17 (gcc 12.3.0 + boost 1.83.0)
• 結果: WA
• 実行時間: -
• コード長: 5,272 bytes
• コンパイル時間: 1,600 ms
• コンパイル使用メモリ: 127,084 KB
• 実行使用メモリ: 8,100 KB
• 最終ジャッジ日時: 2024-06-27 16:54:08
• 合計ジャッジ時間: 3,926 ms
• ジャッジサーバーID （参考情報）: judge5 / judge2

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	2 ms; 5,248 KB
testcase_01	AC	2 ms; 5,376 KB
testcase_02	AC	2 ms; 5,376 KB
testcase_03	AC	2 ms; 5,376 KB
testcase_04	AC	2 ms; 5,376 KB
testcase_05	AC	2 ms; 5,376 KB
testcase_06	AC	2 ms; 5,376 KB
testcase_07	AC	2 ms; 5,376 KB
testcase_08	AC	2 ms; 5,376 KB
testcase_09	AC	2 ms; 5,376 KB
testcase_10	AC	2 ms; 5,376 KB
testcase_11	AC	2 ms; 5,376 KB
testcase_12	AC	2 ms; 5,376 KB
testcase_13	AC	2 ms; 5,376 KB
testcase_14	AC	2 ms; 5,376 KB
testcase_15	AC	2 ms; 5,376 KB
testcase_16	AC	2 ms; 5,376 KB
testcase_17	AC	2 ms; 5,376 KB
testcase_18	WA	-
testcase_19	WA	-
testcase_20	WA	-
testcase_21	WA	-
testcase_22	WA	-
testcase_23	AC	75 ms; 7,944 KB
testcase_24	AC	75 ms; 8,036 KB
testcase_25	AC	74 ms; 8,072 KB
testcase_26	AC	75 ms; 7,948 KB
testcase_27	AC	75 ms; 7,944 KB
testcase_28	WA	-
testcase_29	WA	-
testcase_30	WA	-
testcase_31	WA	-
testcase_32	WA	-
testcase_33	AC	67 ms; 8,072 KB
testcase_34	WA	-
testcase_35	AC	49 ms; 7,944 KB

ソースコード

#include <iostream>
#include <algorithm>
#include <iomanip>
#include <vector>
#include <queue>
#include <deque>
#include <set>
#include <map>
#include <tuple>
#include <cmath>
#include <numeric>
#include <functional>
#include <cassert>

#define debug_value(x) cerr << "line" << __LINE__ << ":<" << __func__ << ">:" << #x << "=" << x << endl;
#define debug(x) cerr << "line" << __LINE__ << ":<" << __func__ << ">:" << x << endl;

template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }

using namespace std;
typedef long long ll;

template<typename T>
vector<vector<T>> vec2d(int n, int m, T v){
    return vector<vector<T>>(n, vector<T>(m, v));
}

template<typename T>
vector<vector<vector<T>>> vec3d(int n, int m, int k, T v){
    return vector<vector<vector<T>>>(n, vector<vector<T>>(m, vector<T>(k, v)));
}

template<typename T>
void print_vector(vector<T> v, char delimiter=' '){
    if(v.empty()) {
        cout << endl;
        return;
    }
    for(int i = 0; i+1 < v.size(); i++) cout << v[i] << delimiter;
    cout << v.back() << endl;
}

const ll MOD = 1000000007;

class ModInt{
    public:
    ll v;
    ModInt(ll _v = 0){
        if(_v < 0) _v = (_v%MOD)+MOD;
        if(_v >= MOD) _v %= MOD;
        v = _v;
    }
    ModInt operator+(ll n){
        return ModInt((v+n)%MOD);
    }
    ModInt operator-(ll n){
        return ModInt((v-n+MOD)%MOD);
    }
    ModInt operator*(ll n){
        if(n >= MOD) n %= MOD;
        return ModInt((v*n)%MOD);
    }
    ModInt operator/(ll n){
        return ModInt((ModInt(n).inv()*v).v%MOD);
    }

    ModInt &operator+=(ll n){
        v = (v+n)%MOD;
        return *this;
    }
    ModInt &operator-=(ll n){
        v = (v-n+MOD)%MOD;
        return *this;
    }
    ModInt &operator*=(ll n){
        v = (v*n+MOD)%MOD;
        return *this;
    }
    
    
    ModInt operator+(ModInt n){
        return ModInt((v+n.v)%MOD);
    }
    ModInt operator-(ModInt n){
        return ModInt((v-n.v+MOD)%MOD);
    }
    ModInt operator*(ModInt n){
        return ModInt((v*n.v)%MOD);
    }
    ModInt operator/(ModInt n){
        return ModInt((n.inv()*v).v%MOD);
    }

    ModInt &operator+=(ModInt n){
        v = (v+n.v)%MOD;
        return *this;
    }
    ModInt &operator-=(ModInt n){
        v = (v-n.v+MOD)%MOD;
        return *this;
    }
    ModInt &operator*=(ModInt n){
        v = (v*n.v)%MOD;
        return *this;
    }

    bool operator==(ModInt n){
        return v == n.v;
    }
    bool operator!=(ModInt n){
        return v != n.v;
    }
    ModInt &operator=(ll n){
        v = n%MOD;
        return *this;
    }

    ModInt inv(){
        if(v == 1) return ModInt(1);
        else return ModInt(MOD-ModInt(MOD%v).inv().v*(MOD/v)%MOD);
    }
};

ostream& operator<<(ostream& os, const ModInt& m){
    os << m.v;
    return os;
}

istream & operator >> (istream &in,  ModInt &m){
    in >> m.v;
    return in;
}

ModInt pow(ModInt a, ll n) {
    assert(n >= 0);
	ModInt ans = 1;
    while (n > 0) {
        if (n&1) ans = ans*a;
        a = a*a;
        n >>= 1;
    }
	return ans;
}

template <typename T>
class frac{
    public:
    T n, d;
    frac(T _n, T _d){
        T g = gcd(_n, _d);
        n = _n/g;
        d = _d/g;
        if(d < 0) {
            d *= -1;
            n *= -1;
        }
    }
    frac operator+(frac f){
        return frac(n*f.d+d*f.n, f.d*d);
    }
    frac operator-(frac f){
        return frac(n*f.d-d*f.n, f.d*d);
    }
    frac operator*(frac f){
        return frac(f.n*n, f.d*d);
    }
    frac inv(){
        return frac(d, n);
    }
    bool operator<(frac f){
        if(d*f.d < 0) return n*f.d-d*f.n > 0;
        else return n*f.d-d*f.n < 0;
    }
    bool operator>(frac f){
        if(d*f.d < 0) return n*f.d-d*f.n < 0;
        else return n*f.d-d*f.n > 0;
    }
    bool operator==(frac f){
        return n*f.d-d*f.n == 0;
    }
    void operator+=(frac f){
        n = n*f.d+d*f.n, d = f.d*d;
        reduction();
    }
    void operator-=(frac f){
        n = n*f.d-d*f.n, d = f.d*d;
        reduction();
    }
    void reduction(){
        T g = gcd(n, d);
        n /= g, d /= g;
    }
};

template <typename T>
bool operator<(const frac<T> f1, const frac<T> f2){
    if(f1.d*f2.d < 0) return f1.n*f2.d-f1.d*f2.n > 0;
    else return f1.n*f2.d-f1.d*f2.n < 0;
}

template <typename T>
bool operator>(const frac<T> f1, const frac<T> f2){
    if(f1.d*f2.d < 0) return f1.n*f2.d-f1.d*f2.n > 0;
    else return f1.n*f2.d-f1.d*f2.n > 0;
}

template <typename T>
bool operator==(const frac<T> f1, const frac<T> f2){
    return f1.n*f2.d-f1.d*f2.n == 0;
}

using mint = ModInt;
using F = frac<int>;
using P = pair<F, int>;

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout << setprecision(10) << fixed;
    int n; cin >> n;
    vector<int> a(n), b(n);
    for(int i = 0; i < n; i++) cin >> a[i];
    for(int i = 0; i < n; i++) cin >> b[i];
    vector<P> vp;
    for(int i = 0; i < n; i++) vp.push_back(P(F(b[i]-1, a[i]), i));
    sort(vp.begin(), vp.end(), greater<P>());
    mint x = 1;
    mint ans = 0;
    for(auto [f, i]: vp){
        ans += x*a[i];
        x *= b[i];
    }
    cout << ans << endl;
}