#848112 (C++17) No.2244 Integer Complete

提出ソース

結果

問題	No.2244 Integer Complete
ユーザー	torisasami4
提出日時	2023-03-10 23:18:18
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	WA
実行時間	-
コード長	13,340 bytes
コンパイル時間	3,375 ms
コンパイル使用メモリ	240,196 KB
実行使用メモリ	6,948 KB
最終ジャッジ日時	2024-09-18 05:29:13
合計ジャッジ時間	5,230 ms
ジャッジサーバーID （参考情報）	judge5 / judge4

このコードへのチャレンジ
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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 6,940 KB
testcase_02	AC	2 ms 6,940 KB
testcase_03	AC	2 ms 6,944 KB
testcase_04	AC	2 ms 6,940 KB
testcase_05	AC	2 ms 6,940 KB
testcase_06	AC	3 ms 6,944 KB
testcase_07	AC	2 ms 6,944 KB
testcase_08	AC	2 ms 6,944 KB
testcase_09	WA	-
testcase_10	AC	2 ms 6,944 KB
testcase_11	AC	2 ms 6,940 KB
testcase_12	AC	2 ms 6,944 KB
testcase_13	AC	2 ms 6,940 KB
testcase_14	AC	2 ms 6,944 KB
testcase_15	AC	2 ms 6,944 KB
testcase_16	AC	2 ms 6,940 KB
testcase_17	AC	7 ms 6,940 KB
testcase_18	AC	7 ms 6,944 KB
testcase_19	AC	8 ms 6,944 KB
testcase_20	AC	7 ms 6,944 KB
testcase_21	AC	7 ms 6,940 KB
testcase_22	WA	-
testcase_23	AC	4 ms 6,940 KB
testcase_24	AC	5 ms 6,940 KB
testcase_25	WA	-
testcase_26	AC	5 ms 6,944 KB
testcase_27	AC	8 ms 6,944 KB
testcase_28	AC	8 ms 6,940 KB
testcase_29	AC	8 ms 6,940 KB
testcase_30	AC	8 ms 6,944 KB
testcase_31	AC	5 ms 6,944 KB
testcase_32	AC	4 ms 6,940 KB
testcase_33	WA	-
testcase_34	WA	-
testcase_35	AC	5 ms 6,944 KB
testcase_36	WA	-
testcase_37	WA	-
testcase_38	AC	6 ms 6,944 KB
testcase_39	AC	5 ms 6,944 KB
testcase_40	AC	5 ms 6,940 KB
testcase_41	AC	6 ms 6,944 KB
testcase_42	AC	5 ms 6,944 KB
testcase_43	WA	-
testcase_44	AC	5 ms 6,940 KB
testcase_45	AC	6 ms 6,940 KB
testcase_46	WA	-
testcase_47	WA	-
testcase_48	WA	-
testcase_49	AC	5 ms 6,944 KB
testcase_50	AC	6 ms 6,940 KB
testcase_51	AC	7 ms 6,940 KB
testcase_52	AC	7 ms 6,940 KB
testcase_53	AC	6 ms 6,944 KB
testcase_54	AC	6 ms 6,940 KB
testcase_55	WA	-
testcase_56	WA	-
testcase_57	WA	-
testcase_58	WA	-
testcase_59	WA	-

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ソースコード

raw source code

#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math")
#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < int(n); i++)
#define per(i, n) for (int i = (n)-1; 0 <= i; i--)
#define rep2(i, l, r) for (int i = (l); i < int(r); i++)
#define per2(i, l, r) for (int i = (r)-1; int(l) <= i; i--)
#define each(e, v) for (auto &e : v)
#define MM << " " <<
#define pb push_back
#define eb emplace_back
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
#define sz(x) (int)x.size()
template <typename T>
void print(const vector<T> &v, T x = 0) {
    int n = v.size();
    for (int i = 0; i < n; i++)
        cout << v[i] + x << (i == n - 1 ? '\n' : ' ');
    if (v.empty())
        cout << '\n';
}
using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
template <typename T>
bool chmax(T &x, const T &y) {
    return (x < y) ? (x = y, true) : false;
}
template <typename T>
bool chmin(T &x, const T &y) {
    return (x > y) ? (x = y, true) : false;
}
template <class T>
using minheap = std::priority_queue<T, std::vector<T>, std::greater<T>>;
template <class T>
using maxheap = std::priority_queue<T>;
template <typename T>
int lb(const vector<T> &v, T x) {
    return lower_bound(begin(v), end(v), x) - begin(v);
}
template <typename T>
int ub(const vector<T> &v, T x) {
    return upper_bound(begin(v), end(v), x) - begin(v);
}
template <typename T>
void rearrange(vector<T> &v) {
    sort(begin(v), end(v));
    v.erase(unique(begin(v), end(v)), end(v));
}

// __int128_t gcd(__int128_t a, __int128_t b) {
//     if (a == 0)
//         return b;
//     if (b == 0)
//         return a;
//     __int128_t cnt = a % b;
//     while (cnt != 0) {
//         a = b;
//         b = cnt;
//         cnt = a % b;
//     }
//     return b;
// }

long long extGCD(long long a, long long b, long long &x, long long &y) {
    if (b == 0) {
        x = 1;
        y = 0;
        return a;
    }
    long long d = extGCD(b, a % b, y, x);
    y -= a / b * x;
    return d;
}

struct UnionFind {
    vector<int> data;
    int num;

    UnionFind(int sz) {
        data.assign(sz, -1);
        num = sz;
    }

    bool unite(int x, int y) {
        x = find(x), y = find(y);
        if (x == y)
            return (false);
        if (data[x] > data[y])
            swap(x, y);
        data[x] += data[y];
        data[y] = x;
        num--;
        return (true);
    }

    int find(int k) {
        if (data[k] < 0)
            return (k);
        return (data[k] = find(data[k]));
    }

    int size(int k) {
        return (-data[find(k)]);
    }

    bool same(int x, int y) {
        return find(x) == find(y);
    }

    int operator[](int k) {
        return find(k);
    }
};

template <int mod>
struct Mod_Int {
    int x;

    Mod_Int() : x(0) {
    }

    Mod_Int(long long y) : x(y >= 0 ? y % mod : (mod - (-y) % mod) % mod) {
    }

    static int get_mod() {
        return mod;
    }

    Mod_Int &operator+=(const Mod_Int &p) {
        if ((x += p.x) >= mod)
            x -= mod;
        return *this;
    }

    Mod_Int &operator-=(const Mod_Int &p) {
        if ((x += mod - p.x) >= mod)
            x -= mod;
        return *this;
    }

    Mod_Int &operator*=(const Mod_Int &p) {
        x = (int)(1LL * x * p.x % mod);
        return *this;
    }

    Mod_Int &operator/=(const Mod_Int &p) {
        *this *= p.inverse();
        return *this;
    }

    Mod_Int &operator++() {
        return *this += Mod_Int(1);
    }

    Mod_Int operator++(int) {
        Mod_Int tmp = *this;
        ++*this;
        return tmp;
    }

    Mod_Int &operator--() {
        return *this -= Mod_Int(1);
    }

    Mod_Int operator--(int) {
        Mod_Int tmp = *this;
        --*this;
        return tmp;
    }

    Mod_Int operator-() const {
        return Mod_Int(-x);
    }

    Mod_Int operator+(const Mod_Int &p) const {
        return Mod_Int(*this) += p;
    }

    Mod_Int operator-(const Mod_Int &p) const {
        return Mod_Int(*this) -= p;
    }

    Mod_Int operator*(const Mod_Int &p) const {
        return Mod_Int(*this) *= p;
    }

    Mod_Int operator/(const Mod_Int &p) const {
        return Mod_Int(*this) /= p;
    }

    bool operator==(const Mod_Int &p) const {
        return x == p.x;
    }

    bool operator!=(const Mod_Int &p) const {
        return x != p.x;
    }

    Mod_Int inverse() const {
        assert(*this != Mod_Int(0));
        return pow(mod - 2);
    }

    Mod_Int pow(long long k) const {
        Mod_Int now = *this, ret = 1;
        for (; k > 0; k >>= 1, now *= now) {
            if (k & 1)
                ret *= now;
        }
        return ret;
    }

    friend ostream &operator<<(ostream &os, const Mod_Int &p) {
        return os << p.x;
    }

    friend istream &operator>>(istream &is, Mod_Int &p) {
        long long a;
        is >> a;
        p = Mod_Int<mod>(a);
        return is;
    }
};

ll mpow2(ll x, ll n, ll mod) {
    ll ans = 1;
    x %= mod;
    while (n != 0) {
        if (n & 1)
            ans = ans * x % mod;
        x = x * x % mod;
        n = n >> 1;
    }
    ans %= mod;
    return ans;
}

ll modinv2(ll a, ll mod) {
    ll b = mod, u = 1, v = 0;
    while (b) {
        ll t = a / b;
        a -= t * b;
        swap(a, b);
        u -= t * v;
        swap(u, v);
    }
    u %= mod;
    if (u < 0)
        u += mod;
    return u;
}

ll divide_int(ll a, ll b) {
    if (b < 0)
        a = -a, b = -b;
    return (a >= 0 ? a / b : (a - b + 1) / b);
}

// const int MOD = 1000000007;
const int MOD = 998244353;
using mint = Mod_Int<MOD>;

mint mpow(mint x, ll n) {
    bool rev = n < 0;
    n = abs(n);
    mint ans = 1;
    while (n != 0) {
        if (n & 1)
            ans *= x;
        x *= x;
        n = n >> 1;
    }
    return (rev ? ans.inverse() : ans);
}

// ----- library -------
struct Montgomery_Mod_Int_64 {
    using u64 = uint64_t;
    using u128 = __uint128_t;

    static u64 mod;
    static u64 r;  // m*r ≡ 1 (mod 2^64)
    static u64 n2; // 2^128 (mod mod)

    u64 x;

    Montgomery_Mod_Int_64() : x(0) {}

    Montgomery_Mod_Int_64(long long b) : x(reduce((u128(b) + mod) * n2)) {}

    static u64 get_r() { // mod 2^64 での逆元
        u64 ret = mod;
        for (int i = 0; i < 5; i++) ret *= 2 - mod * ret;
        return ret;
    }

    static u64 get_mod() { return mod; }

    static void set_mod(u64 m) {
        assert(m < (1LL << 62));
        assert((m & 1) == 1);
        mod = m;
        n2 = -u128(m) % m;
        r = get_r();
        assert(r * mod == 1);
    }

    static u64 reduce(const u128 &b) { return (b + u128(u64(b) * u64(-r)) * mod) >> 64; }

    Montgomery_Mod_Int_64 &operator+=(const Montgomery_Mod_Int_64 &p) {
        if ((x += p.x) >= 2 * mod) x -= 2 * mod;
        return *this;
    }

    Montgomery_Mod_Int_64 &operator-=(const Montgomery_Mod_Int_64 &p) {
        if ((x += 2 * mod - p.x) >= 2 * mod) x -= 2 * mod;
        return *this;
    }

    Montgomery_Mod_Int_64 &operator*=(const Montgomery_Mod_Int_64 &p) {
        x = reduce(u128(x) * p.x);
        return *this;
    }

    Montgomery_Mod_Int_64 &operator/=(const Montgomery_Mod_Int_64 &p) {
        *this *= p.inverse();
        return *this;
    }

    Montgomery_Mod_Int_64 &operator++() { return *this += Montgomery_Mod_Int_64(1); }

    Montgomery_Mod_Int_64 operator++(int) {
        Montgomery_Mod_Int_64 tmp = *this;
        ++*this;
        return tmp;
    }

    Montgomery_Mod_Int_64 &operator--() { return *this -= Montgomery_Mod_Int_64(1); }

    Montgomery_Mod_Int_64 operator--(int) {
        Montgomery_Mod_Int_64 tmp = *this;
        --*this;
        return tmp;
    }

    Montgomery_Mod_Int_64 operator+(const Montgomery_Mod_Int_64 &p) const { return Montgomery_Mod_Int_64(*this) += p; };

    Montgomery_Mod_Int_64 operator-(const Montgomery_Mod_Int_64 &p) const { return Montgomery_Mod_Int_64(*this) -= p; };

    Montgomery_Mod_Int_64 operator*(const Montgomery_Mod_Int_64 &p) const { return Montgomery_Mod_Int_64(*this) *= p; };

    Montgomery_Mod_Int_64 operator/(const Montgomery_Mod_Int_64 &p) const { return Montgomery_Mod_Int_64(*this) /= p; };

    bool operator==(const Montgomery_Mod_Int_64 &p) const { return (x >= mod ? x - mod : x) == (p.x >= mod ? p.x - mod : p.x); };

    bool operator!=(const Montgomery_Mod_Int_64 &p) const { return (x >= mod ? x - mod : x) != (p.x >= mod ? p.x - mod : p.x); };

    Montgomery_Mod_Int_64 inverse() const {
        assert(*this != Montgomery_Mod_Int_64(0));
        return pow(mod - 2);
    }

    Montgomery_Mod_Int_64 pow(long long k) const {
        Montgomery_Mod_Int_64 now = *this, ret = 1;
        for (; k > 0; k >>= 1, now *= now) {
            if (k & 1) ret *= now;
        }
        return ret;
    }

    u64 get() const {
        u64 ret = reduce(x);
        return ret >= mod ? ret - mod : ret;
    }

    friend ostream &operator<<(ostream &os, const Montgomery_Mod_Int_64 &p) { return os << p.get(); }

    friend istream &operator>>(istream &is, Montgomery_Mod_Int_64 &p) {
        long long a;
        is >> a;
        p = Montgomery_Mod_Int_64(a);
        return is;
    }
};

typename Montgomery_Mod_Int_64::u64 Montgomery_Mod_Int_64::mod, Montgomery_Mod_Int_64::r, Montgomery_Mod_Int_64::n2;
struct Random_Number_Generator {
    mt19937_64 mt;

    Random_Number_Generator() : mt(chrono::steady_clock::now().time_since_epoch().count()) {}

    int64_t operator()(int64_t l, int64_t r) { // 区間 [l,r) の整数で乱数発生
        uniform_int_distribution<int64_t> dist(l, r - 1);
        return dist(mt);
    }

    int64_t operator()(int64_t r) { // 区間 [0,r) の整数で乱数発生
        return (*this)(0, r);
    }
} rng;
bool Miller_Rabin(unsigned long long n, vector<unsigned long long> as) {
    using Mint = Montgomery_Mod_Int_64;
    if (Mint::get_mod() != n) Mint::set_mod(n);
    unsigned long long d = n - 1;
    while (!(d & 1)) d >>= 1;
    Mint e = 1, rev = n - 1;
    for (unsigned long long a : as) {
        if (n <= a) break;
        unsigned long long t = d;
        Mint y = Mint(a).pow(t);
        while (t != n - 1 && y != e && y != rev) {
            y *= y;
            t <<= 1;
        }
        if (y != rev && (!(t & 1))) return false;
    }
    return true;
}

bool is_prime(unsigned long long n) {
    if (!(n & 1)) return n == 2;
    if (n <= 1) return false;
    if (n < (1LL << 30)) return Miller_Rabin(n, {2, 7, 61});
    return Miller_Rabin(n, {2, 325, 9375, 28178, 450775, 9780504, 1795265022});
}

unsigned long long Pollard_rho(unsigned long long n) {
    using Mint = Montgomery_Mod_Int_64;
    if (!(n & 1)) return 2;
    if (is_prime(n)) return n;
    if (Mint::get_mod() != n) Mint::set_mod(n);
    Mint R, one = 1;
    auto f = [&](Mint x) { return x * x + R; };
    auto rnd = [&]() { return rng(n - 2) + 2; };
    while (true) {
        Mint x, y, ys, q = one;
        R = rnd(), y = rnd();
        unsigned long long g = 1;
        int m = 128;
        for (int r = 1; g == 1; r <<= 1) {
            x = y;
            for (int i = 0; i < r; i++) y = f(y);
            for (int k = 0; g == 1 && k < r; k += m) {
                ys = y;
                for (int i = 0; i < m && i < r - k; i++) q *= x - (y = f(y));
                g = gcd(q.get(), n);
            }
        }
        if (g == n) {
            do { g = gcd((x - (ys = f(ys))).get(), n); } while (g == 1);
        }
        if (g != n) return g;
    }
    return 0;
}

vector<unsigned long long> factorize(unsigned long long n) {
    if (n <= 1) return {};
    unsigned long long p = Pollard_rho(n);
    if (p == n) return {n};
    auto l = factorize(p);
    auto r = factorize(n / p);
    copy(begin(r), end(r), back_inserter(l));
    return l;
}

vector<pair<unsigned long long, int>> prime_factor(unsigned long long n) {
    auto ps = factorize(n);
    sort(begin(ps), end(ps));
    vector<pair<unsigned long long, int>> ret;
    for (auto &e : ps) {
        if (!ret.empty() && ret.back().first == e) {
            ret.back().second++;
        } else {
            ret.emplace_back(e, 1);
        }
    }
    return ret;
}
// ----- library -------

int main() {
    ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    cout << fixed << setprecision(15);

    int n, m;
    cin >> n >> m;
    vector<int> a(n), b(m);
    rep(i, n) cin >> a[i];
    rep(i, m) cin >> b[i];
    if (a[0] != 1 || b[0] != 1) {
        cout << 1 << endl;
        return 0;
    }
    vector<int> f(1e5, 0);
    rep(i, n) f[a[i]] = 1;
    rep(i, m) f[b[i]] = 1;
    auto in = [&](const vector<int> &v, int x) {
        int ok = 0, ng = sz(v);
        while (ng - ok > 1) {
            int mid = (ok + ng) >> 1;
            (v[mid] * v[mid] <= x ? ok : ng) = mid;
        }
        return (v[ok] * v[ok] <= x && x < (v[ok] + 1) * (v[ok] + 1));
    };
    rep2(p, 1, 1e5) {
        if (!f[p]) {
            rep2(t, p * p, (p + 1) * (p + 1)) {
                auto ds = factorize(t);
                bool ok = false;
                each(d, ds) {
                    if (in(a, d) && in(b, t / d)) {
                        ok = true;
                        break;
                    }
                }
                if (!ok) {
                    cout << t << endl;
                    return 0;
                }
            }
        }
    }
}

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結果

テストケース

ソースコード