#692342 (C++17) No.1651 Removing Cards

提出ソース

結果

問題	No.1651 Removing Cards
ユーザー	packer_jp
提出日時	2021-08-25 23:59:04
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	792 ms / 2,000 ms
コード長	6,352 bytes
コンパイル時間	2,181 ms
コンパイル使用メモリ	206,604 KB
実行使用メモリ	9,168 KB
最終ジャッジ日時	2024-11-17 09:09:33
合計ジャッジ時間	20,547 ms
ジャッジサーバーID （参考情報）	judge4 / judge1

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 6,820 KB
testcase_01	AC	2 ms 6,816 KB
testcase_02	AC	180 ms 6,816 KB
testcase_03	AC	2 ms 6,816 KB
testcase_04	AC	2 ms 6,816 KB
testcase_05	AC	2 ms 6,820 KB
testcase_06	AC	2 ms 6,820 KB
testcase_07	AC	2 ms 6,816 KB
testcase_08	AC	2 ms 6,816 KB
testcase_09	AC	198 ms 6,816 KB
testcase_10	AC	198 ms 6,816 KB
testcase_11	AC	197 ms 6,820 KB
testcase_12	AC	200 ms 6,820 KB
testcase_13	AC	200 ms 6,816 KB
testcase_14	AC	199 ms 6,816 KB
testcase_15	AC	788 ms 7,632 KB
testcase_16	AC	761 ms 7,636 KB
testcase_17	AC	786 ms 8,656 KB
testcase_18	AC	757 ms 7,632 KB
testcase_19	AC	758 ms 8,016 KB
testcase_20	AC	743 ms 7,636 KB
testcase_21	AC	756 ms 7,508 KB
testcase_22	AC	779 ms 7,888 KB
testcase_23	AC	205 ms 6,816 KB
testcase_24	AC	164 ms 6,816 KB
testcase_25	AC	749 ms 7,632 KB
testcase_26	AC	718 ms 9,168 KB
testcase_27	AC	791 ms 7,504 KB
testcase_28	AC	792 ms 8,140 KB
testcase_29	AC	783 ms 8,016 KB
testcase_30	AC	787 ms 7,632 KB
testcase_31	AC	781 ms 7,760 KB
testcase_32	AC	182 ms 6,820 KB
testcase_33	AC	181 ms 6,820 KB
testcase_34	AC	182 ms 6,824 KB

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ソースコード

raw source code

#include <bits/stdc++.h>
using namespace std;

#define all(a) (a).begin(), (a).end()
#define uniq(a) (a).erase(unique(all(a)), (a).end())
using ll = long long;
using ull = unsigned long long;
using vll = vector<ll>;
using pll = pair<ll, ll>;
template <typename T> using priority_queue_rev = priority_queue<T, vector<T>, greater<T>>;
constexpr double PI = 3.1415926535897932384626433832795028;
constexpr ll DY[9] = {0, 1, 0, -1, 1, 1, -1, -1, 0};
constexpr ll DX[9] = {1, 0, -1, 0, 1, -1, -1, 1, 0};
ull bit(int n) { return 1ull << n; }
template <typename T> T sign(T a) { return (a > 0) - (a < 0); }
template <typename T> T cdiv(T a, T b) { return (a - 1 + b) / b; }
template <typename T> T sq(const T &a) { return a * a; }
template <typename T, typename U> bool chmax(T &a, const U &b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
}
template <typename T, typename U> bool chmin(T &a, const U &b) {
    if (b < a) {
        a = b;
        return true;
    }
    return false;
}
template <typename T, typename U> ostream &operator<<(ostream &os, const pair<T, U> &a) {
    os << "(" << a.first << ", " << a.second << ")";
    return os;
}
template <typename T, typename U, typename V> ostream &operator<<(ostream &os, const tuple<T, U, V> &a) {
    auto [t, u, v] = a;
    os << "(" << t << ", " << u << ", " << v << ")";
    return os;
}
template <typename T> ostream &operator<<(ostream &os, const vector<T> &a) {
    os << "(";
    for (auto itr = a.begin(); itr != a.end(); itr++) { os << *itr << (next(itr) != a.end() ? ", " : ""); }
    os << ")";
    return os;
}
template <typename T> ostream &operator<<(ostream &os, const deque<T> &a) {
    os << "(";
    for (auto itr = a.begin(); itr != a.end(); itr++) { os << *itr << (next(itr) != a.end() ? ", " : ""); }
    os << ")";
    return os;
}
template <typename T> ostream &operator<<(ostream &os, const set<T> &a) {
    os << "{";
    for (auto itr = a.begin(); itr != a.end(); itr++) { os << *itr << (next(itr) != a.end() ? ", " : ""); }
    os << "}";
    return os;
}
template <typename T> ostream &operator<<(ostream &os, const multiset<T> &a) {
    os << "{";
    for (auto itr = a.begin(); itr != a.end(); itr++) { os << *itr << (next(itr) != a.end() ? ", " : ""); }
    os << "}";
    return os;
}
template <typename T, typename U> ostream &operator<<(ostream &os, const map<T, U> &a) {
    os << "{";
    for (auto itr = a.begin(); itr != a.end(); itr++) { os << *itr << (next(itr) != a.end() ? ", " : ""); }
    os << "}";
    return os;
}
struct setup {
    static constexpr ll PREC = 20;
    setup() {
        cout << fixed << setprecision(PREC);
        cerr << fixed << setprecision(PREC);
    };
} setup;

#ifdef ONLINE_JUDGE
#define dump(...) (void(0))
#else
void debug() { cerr << endl; }
template <typename Head, typename... Tail> void debug(Head &&head, Tail &&... tail) {
    cerr << head;
    if (sizeof...(Tail)) cerr << ", ";
    debug(tail...);
}
#define dump(...) cerr << __LINE__ << ": " << #__VA_ARGS__ << " = ", debug(__VA_ARGS__)
#endif

struct rep {
    struct itr {
        int v;
        itr(int v) : v(v) {}
        void operator++() { ++v; }
        int operator*() const { return v; }
        bool operator!=(const itr &i) const { return v != i.v; }
    };
    int l, r;
    rep(int r) : l(min(0, r)), r(r) {}
    rep(int l, int r) : l(min(l, r)), r(r) {}
    itr begin() const { return l; };
    itr end() const { return r; };
};
struct per {
    struct itr {
        int v;
        itr(int v) : v(v) {}
        void operator++() { --v; }
        int operator*() const { return v; }
        bool operator!=(const itr &i) const { return v != i.v; }
    };
    int l, r;
    per(int r) : l(min(0, r)), r(r) {}
    per(int l, int r) : l(min(l, r)), r(r) {}
    itr begin() const { return r - 1; };
    itr end() const { return l - 1; };
};

template <ll MOD = 1000000007> struct modint {
    ll val;
    modint(ll val = 0) : val(val >= 0 ? val % MOD : (MOD - (-val) % MOD) % MOD) {}
    static ll mod() { return MOD; }
    modint inv() const {
        ll a = val, b = MOD, u = 1, v = 0, t;
        while (b > 0) {
            t = a / b;
            swap(a -= t * b, b);
            swap(u -= t * v, v);
        }
        return modint(u);
    }
    modint pow(ll p) const {
        modint res = 1, mul = val;
        while (p) {
            if (p & 1) res *= mul;
            mul *= mul;
            p >>= 1;
        }
        return res;
    }
    modint &operator+=(const modint &a) {
        if ((val += a.val) >= MOD) val -= MOD;
        return *this;
    }
    modint &operator-=(const modint &a) {
        if ((val += MOD - a.val) >= MOD) val -= MOD;
        return *this;
    }
    modint &operator*=(const modint &a) {
        (val *= a.val) %= MOD;
        return *this;
    }
    modint &operator/=(const modint &a) { return *this *= a.inv(); }
    bool operator==(const modint &a) const { return val == a.val; }
    bool operator!=(const modint &a) const { return rel_ops::operator!=(*this, a); }
    modint operator+() const { return *this; }
    modint operator-() const { return modint(-val); }
    friend modint operator+(const modint &a, const modint &b) { return modint(a) += b; }
    friend modint operator-(const modint &a, const modint &b) { return modint(a) -= b; }
    friend modint operator*(const modint &a, const modint &b) { return modint(a) *= b; }
    friend modint operator/(const modint &a, const modint &b) { return modint(a) /= b; }
    friend istream &operator>>(istream &is, modint &a) {
        ll val;
        is >> val;
        a = modint(val);
        return is;
    }
    friend ostream &operator<<(ostream &os, const modint &a) { return os << a.val; }
};

template <typename F> long long discrete_binary_search(long long ok, long long ng, F is_ok) {
    while (abs(ok - ng) > 1) {
        long long mid = (ok + ng) / 2;
        (is_ok(mid) ? ok : ng) = mid;
    }
    return ok;
}

int main() {
    ll k, q;
    cin >> k >> q;
    vll gnct{0};
    while (gnct.back() < 1e18) {
        ll x = gnct.back();
        gnct.emplace_back(discrete_binary_search(
            1, LLONG_MAX, [&](ll y) { return x >= cdiv((__int128_t)(k - 1) * (y - 1), (__int128_t)k); }));
    }
    while (q--) {
        ll n;
        cin >> n;
        cout << *prev(lower_bound(all(gnct), n)) + 1 << endl;
    }
}

yukicoder

結果

テストケース

ソースコード