結果

問題 No.1304 あなたは基本が何か知っていますか？私は知っています．
ユーザー hitonanodehitonanode
提出日時 2020-12-01 23:54:24
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 61 ms / 2,000 ms
コード長 9,837 bytes
コンパイル時間 2,620 ms
コンパイル使用メモリ 219,824 KB
実行使用メモリ 22,956 KB
最終ジャッジ日時 2024-06-12 12:53:07
合計ジャッジ時間 34,905 ms
ジャッジサーバーID
（参考情報） 		judge3 / judge2
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
13,884 KB
testcase_01 AC 2 ms
18,172 KB
testcase_02 AC 2 ms
14,012 KB
testcase_03 AC 61 ms
22,956 KB
testcase_04 AC 4 ms
14,008 KB
testcase_05 AC 3 ms
18,184 KB
testcase_06 AC 2 ms
14,008 KB
testcase_07 AC 4 ms
18,220 KB
testcase_08 AC 18 ms
18,616 KB
testcase_09 AC 4 ms
18,240 KB
testcase_10 AC 3 ms
14,012 KB
testcase_11 AC 3 ms
18,268 KB
testcase_12 AC 3 ms
14,008 KB
testcase_13 AC 3 ms
18,288 KB
testcase_14 AC 3 ms
14,008 KB
testcase_15 AC 3 ms
18,364 KB
testcase_16 AC 3 ms
14,008 KB
testcase_17 AC 3 ms
6,944 KB
testcase_18 AC 3 ms
6,944 KB
testcase_19 AC 3 ms
6,944 KB
testcase_20 AC 2 ms
6,940 KB
testcase_21 AC 3 ms
6,944 KB
testcase_22 AC 3 ms
6,944 KB
testcase_23 AC 3 ms
6,944 KB
testcase_24 AC 4 ms
6,944 KB
testcase_25 AC 27 ms
11,600 KB
testcase_26 AC 18 ms
11,632 KB
testcase_27 AC 22 ms
11,664 KB
testcase_28 AC 20 ms
11,512 KB
testcase_29 AC 16 ms
11,568 KB
testcase_30 AC 23 ms
11,628 KB
testcase_31 AC 35 ms
11,532 KB
testcase_32 AC 23 ms
11,636 KB
testcase_33 AC 27 ms
11,548 KB
testcase_34 AC 20 ms
11,648 KB
testcase_35 AC 22 ms
11,716 KB
testcase_36 AC 30 ms
11,520 KB
testcase_37 AC 23 ms
11,620 KB
testcase_38 AC 23 ms
11,624 KB
testcase_39 AC 38 ms
11,556 KB
testcase_40 AC 23 ms
11,524 KB
testcase_41 AC 38 ms
11,564 KB
testcase_42 AC 23 ms
11,568 KB
testcase_43 AC 23 ms
11,516 KB
testcase_44 AC 31 ms
11,508 KB
04_evil_A_01 RE -
04_evil_A_02 RE -
04_evil_A_03 RE -
04_evil_A_04 RE -
04_evil_A_05 RE -
04_evil_A_06 WA -
04_evil_A_07 WA -
04_evil_A_08 WA -
04_evil_A_09 WA -
04_evil_A_10 WA -
05_evil_B_01 RE -
05_evil_B_02 RE -
05_evil_B_03 RE -
05_evil_B_04 RE -
05_evil_B_05 RE -
05_evil_B_06 RE -
05_evil_B_07 RE -
05_evil_B_08 RE -
05_evil_B_09 RE -
05_evil_B_10 RE -
06_evil_C_01 TLE -
06_evil_C_02 TLE -
06_evil_C_03 TLE -
06_evil_C_04 TLE -
06_evil_C_05 TLE -
06_evil_C_06 TLE -
06_evil_C_07 TLE -
06_evil_C_08 TLE -
06_evil_C_09 TLE -
06_evil_C_10 AC 3 ms
19,152 KB
権限があれば一括ダウンロードができます

ソースコード

diff # 

#include <bits/stdc++.h>
using namespace std;
using lint = long long;
using pint = pair<int, int>;
using plint = pair<lint, lint>;
struct fast_ios { fast_ios(){ cin.tie(nullptr), ios::sync_with_stdio(false), cout << fixed << setprecision(20); }; } fast_ios_;
#define ALL(x) (x).begin(), (x).end()
#define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i<i##_end_;i++)
#define IFOR(i, begin, end) for(int i=(end)-1,i##_begin_=(begin);i>=i##_begin_;i--)
#define REP(i, n) FOR(i,0,n)
#define IREP(i, n) IFOR(i,0,n)
template <typename T, typename V>
void ndarray(vector<T>& vec, const V& val, int len) { vec.assign(len, val); }
template <typename T, typename V, typename... Args> void ndarray(vector<T>& vec, const V& val, int len, Args... args) { vec.resize(len), for_each(begin(vec), end(vec), [&](T& v) { ndarray(v, val, args...); }); }
template <typename T> bool chmax(T &m, const T q) { if (m < q) {m = q; return true;} else return false; }
template <typename T> bool chmin(T &m, const T q) { if (m > q) {m = q; return true;} else return false; }
int floor_lg(long long x) { return x <= 0 ? -1 : 63 - __builtin_clzll(x); }
template <typename T1, typename T2> pair<T1, T2> operator+(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first + r.first, l.second + r.second); }
template <typename T1, typename T2> pair<T1, T2> operator-(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first - r.first, l.second - r.second); }
template <typename T> vector<T> sort_unique(vector<T> vec) { sort(vec.begin(), vec.end()), vec.erase(unique(vec.begin(), vec.end()), vec.end()); return vec; }
template <typename T> istream &operator>>(istream &is, vector<T> &vec) { for (auto &v : vec) is >> v; return is; }
template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec) { os << '['; for (auto v : vec) os << v << ','; os << ']'; return os; }
#if __cplusplus >= 201703L
template <typename... T> istream &operator>>(istream &is, tuple<T...> &tpl) { std::apply([&is](auto &&... args) { ((is >> args), ...);}, tpl); return is; }
template <typename... T> ostream &operator<<(ostream &os, const tuple<T...> &tpl) { std::apply([&os](auto &&... args) { ((os << args << ','), ...);}, tpl); return os; }
#endif
template <typename T> ostream &operator<<(ostream &os, const deque<T> &vec) { os << "deq["; for (auto v : vec) os << v << ','; os << ']'; return os; }
template <typename T> ostream &operator<<(ostream &os, const set<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T, typename TH> ostream &operator<<(ostream &os, const unordered_set<T, TH> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T> ostream &operator<<(ostream &os, const multiset<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T> ostream &operator<<(ostream &os, const unordered_multiset<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; }
template <typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &pa) { os << '(' << pa.first << ',' << pa.second << ')'; return os; }
template <typename TK, typename TV> ostream &operator<<(ostream &os, const map<TK, TV> &mp) { os << '{'; for (auto v : mp) os << v.first << "=>" << v.second << ','; os << '}'; return os; }
template <typename TK, typename TV, typename TH> ostream &operator<<(ostream &os, const unordered_map<TK, TV, TH> &mp) { os << '{'; for (auto v : mp) os << v.first << "=>" << v.second << ','; os << '}'; return os; }
#ifdef HITONANODE_LOCAL
#define dbg(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ") " << __FILE__ << endl
#else
#define dbg(x) {}
#endif

template <int mod> struct ModInt {
#if __cplusplus >= 201402L
#define MDCONST constexpr
#else
#define MDCONST
#endif
    using lint = long long;
    static int get_mod() { return mod; }
    static int get_primitive_root() {
        static int primitive_root = 0;
        if (!primitive_root) {
            primitive_root = [&]() {
                std::set<int> fac;
                int v = mod - 1;
                for (lint i = 2; i * i <= v; i++)
                    while (v % i == 0) fac.insert(i), v /= i;
                if (v > 1) fac.insert(v);
                for (int g = 1; g < mod; g++) {
                    bool ok = true;
                    for (auto i : fac)
                        if (ModInt(g).power((mod - 1) / i) == 1) {
                            ok = false;
                            break;
                        }
                    if (ok) return g;
                }
                return -1;
            }();
        }
        return primitive_root;
    }
    int val;
    MDCONST ModInt() : val(0) {}
    MDCONST ModInt &_setval(lint v) {
        val = (v >= mod ? v - mod : v);
        return *this;
    }
    MDCONST ModInt(lint v) { _setval(v % mod + mod); }
    explicit operator bool() const { return val != 0; }
    MDCONST ModInt operator+(const ModInt &x) const { return ModInt()._setval((lint)val + x.val); }
    MDCONST ModInt operator-(const ModInt &x) const { return ModInt()._setval((lint)val - x.val + mod); }
    MDCONST ModInt operator*(const ModInt &x) const { return ModInt()._setval((lint)val * x.val % mod); }
    MDCONST ModInt operator/(const ModInt &x) const { return ModInt()._setval((lint)val * x.inv() % mod); }
    MDCONST ModInt operator-() const { return ModInt()._setval(mod - val); }
    MDCONST ModInt &operator+=(const ModInt &x) { return *this = *this + x; }
    MDCONST ModInt &operator-=(const ModInt &x) { return *this = *this - x; }
    MDCONST ModInt &operator*=(const ModInt &x) { return *this = *this * x; }
    MDCONST ModInt &operator/=(const ModInt &x) { return *this = *this / x; }
    friend MDCONST ModInt operator+(lint a, const ModInt &x) { return ModInt()._setval(a % mod + x.val); }
    friend MDCONST ModInt operator-(lint a, const ModInt &x) { return ModInt()._setval(a % mod - x.val + mod); }
    friend MDCONST ModInt operator*(lint a, const ModInt &x) { return ModInt()._setval(a % mod * x.val % mod); }
    friend MDCONST ModInt operator/(lint a, const ModInt &x) { return ModInt()._setval(a % mod * x.inv() % mod); }
    MDCONST bool operator==(const ModInt &x) const { return val == x.val; }
    MDCONST bool operator!=(const ModInt &x) const { return val != x.val; }
    MDCONST bool operator<(const ModInt &x) const { return val < x.val; } // To use std::map<ModInt, T>
    friend std::istream &operator>>(std::istream &is, ModInt &x) {
        lint t;
        return is >> t, x = ModInt(t), is;
    }
    MDCONST friend std::ostream &operator<<(std::ostream &os, const ModInt &x) { return os << x.val; }
    MDCONST lint power(lint n) const {
        lint ans = 1, tmp = this->val;
        while (n) {
            if (n & 1) ans = ans * tmp % mod;
            tmp = tmp * tmp % mod, n /= 2;
        }
        return ans;
    }
    MDCONST ModInt pow(lint n) const { return power(n); }
    MDCONST lint inv() const { return this->power(mod - 2); }
    ModInt fac() const {
        static std::vector<ModInt> facs;
        int l0 = facs.size();
        if (l0 > this->val) return facs[this->val];

        facs.resize(this->val + 1);
        for (int i = l0; i <= this->val; i++) facs[i] = (i == 0 ? ModInt(1) : facs[i - 1] * ModInt(i));
        return facs[this->val];
    }

    ModInt doublefac() const {
        lint k = (this->val + 1) / 2;
        return (this->val & 1) ? ModInt(k * 2).fac() / (ModInt(2).pow(k) * ModInt(k).fac()) : ModInt(k).fac() * ModInt(2).pow(k);
    }
    ModInt nCr(const ModInt &r) const { return (this->val < r.val) ? 0 : this->fac() / ((*this - r).fac() * r.fac()); }

    ModInt sqrt() const {
        if (val == 0) return 0;
        if (mod == 2) return val;
        if (power((mod - 1) / 2) != 1) return 0;
        ModInt b = 1;
        while (b.power((mod - 1) / 2) == 1) b += 1;
        int e = 0, m = mod - 1;
        while (m % 2 == 0) m >>= 1, e++;
        ModInt x = power((m - 1) / 2), y = (*this) * x * x;
        x *= (*this);
        ModInt z = b.power(m);
        while (y != 1) {
            int j = 0;
            ModInt t = y;
            while (t != 1) j++, t *= t;
            z = z.power(1LL << (e - j - 1));
            x *= z, z *= z, y *= z;
            e = j;
        }
        return ModInt(std::min(x.val, mod - x.val));
    }
};
using mint = ModInt<998244353>;

constexpr int B = 1 << 10;

int main()
{
    int N, K, X, Y;
    cin >> N >> K >> X >> Y;
    X = clamp(X, 0, 1023);
    Y = clamp(Y, 0, 1023);
    vector<int> A(K);
    cin >> A;
    A = sort_unique(A);

    mint ret = 0;
    if (N == 2) {
        for (auto a : A) for (auto b : A) {
            if (a != b and (a ^ b) >= X and (a ^ b) <= Y) ret += 1;
        }
    } else if (N == 4) {
        vector<vector<mint>> vv;
        vector<mint> dp(B);
        for (auto a : A) dp[a] += 1;
        vv.emplace_back(dp);
        REP(_, N - 1) {
            vector<mint> nxt(B);
            REP(i, B) for (auto a : A) nxt[i ^ a] += dp[i];
            swap(dp, nxt);
            vv.emplace_back(dp);
        }
        FOR(i, X, Y + 1) {
            ret += vv[3][i] - 3 * A.size() * vv[1][i] + 2 * vv[1][i] + (i == 0) * A.size() * A.size() - (i == 0) * A.size();
        }
    } else {
        array<array<mint, B>, B> dp;
        REP(i, B) REP(j, B) dp[i][j] = 0;
        for (auto a : A) dp[a][a] = 1;
        REP(_, N - 1) {
            array<array<mint, B>, B> dpnxt;
            REP(i, B) dpnxt[i].fill(0);
            REP(i, B) REP(j, B) if (dp[i][j]) {
                for (auto a : A) if ((j != a)) dpnxt[i ^ a][a] += dp[i][j];
            }
            swap(dp, dpnxt);
        }
        REP(i, B) REP(j, B) if (i >= X and i <= Y) ret += dp[i][j];
    }
    cout << ret << '\n';
}
0