結果

問題 No.1463 Hungry Kanten
ユーザー scol_kpscol_kp
提出日時 2021-04-02 21:53:37
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 186 ms / 2,000 ms
コード長 3,683 bytes
コンパイル時間 5,473 ms
コンパイル使用メモリ 426,936 KB
実行使用メモリ 24,980 KB
最終ジャッジ日時 2023-08-25 14:57:21
合計ジャッジ時間 6,123 ms
ジャッジサーバーID
(参考情報)
judge14 / judge12
このコードへのチャレンジ(β)

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
4,380 KB
testcase_01 AC 1 ms
4,376 KB
testcase_02 AC 8 ms
4,384 KB
testcase_03 AC 85 ms
4,380 KB
testcase_04 AC 2 ms
4,380 KB
testcase_05 AC 186 ms
24,980 KB
testcase_06 AC 2 ms
4,376 KB
testcase_07 AC 1 ms
4,384 KB
testcase_08 AC 2 ms
4,380 KB
testcase_09 AC 1 ms
4,380 KB
testcase_10 AC 1 ms
4,380 KB
testcase_11 AC 1 ms
4,376 KB
testcase_12 AC 2 ms
4,380 KB
testcase_13 AC 1 ms
4,380 KB
testcase_14 AC 3 ms
4,380 KB
testcase_15 AC 1 ms
4,384 KB
testcase_16 AC 7 ms
4,440 KB
testcase_17 AC 21 ms
5,696 KB
testcase_18 AC 5 ms
4,380 KB
testcase_19 AC 99 ms
13,820 KB
testcase_20 AC 129 ms
15,904 KB
testcase_21 AC 2 ms
4,380 KB
権限があれば一括ダウンロードができます
コンパイルメッセージ
次のファイルから読み込み:  main.cpp:3:
メンバ関数 ‘void boost::multiprecision::backends::cpp_int_base<MinBits, MaxBits, boost::multiprecision::signed_magnitude, Checked, Allocator, false>::resize(std::size_t, std::size_t) [with long unsigned int MinBits = 0; long unsigned int MaxBits = 18446744073709551615; boost::multiprecision::cpp_int_check_type Checked = boost::multiprecision::unchecked; Allocator = std::allocator<long long unsigned int>]’ 内,
    inlined from ‘constexpr void boost::multiprecision::backends::add_unsigned(CppInt1&, const CppInt2&, const boost::multiprecision::limb_type&) [with CppInt1 = cpp_int_backend<>; CppInt2 = cpp_int_backend<>]’ at /boost_git/boost/multiprecision/cpp_int/add.hpp:50:20,
    inlined from ‘constexpr typename std::enable_if<(! boost::multiprecision::backends::is_trivial_cpp_int<boost::multiprecision::backends::cpp_int_backend<MinBits, MaxBits, SignType, Checked, Allocator> >::value)>::type boost::multiprecision::backends::eval_add(cpp_int_backend<MinBits, MaxBits, SignType, Checked, Allocator>&, const boost::multiprecision::limb_type&) [with long unsigned int MinBits1 = 0; long unsigned int MaxBits1 = 0; boost::multiprecision::cpp_integer_type SignType1 = boost::multiprecision::signed_magnitude; boost::multiprecision::cpp_int_check_type Checked1 = boost::multiprecision::unchecked; Allocator1 = std::allocator<long long unsigned int>]’ at /boost_git/boost/multiprecision/cpp_int/add.hpp:141:19,
    inlined from ‘void boost::multiprecision::backends::cpp_int_backend<MinBits, MaxBits, SignType, Checked, Allocator>::do_assign_string(const char*, const std::integral_constant<bool, false>&) [with long unsigned int MinBits = 0; long unsigned int MaxBits = 0; boost::multiprecision::cpp_integer_type SignType = boost::multiprecision::signed_magnitude; boost::multiprecision::cpp_int_check_type Checked = boost::multiprecision::unchecked; Allocator = std::allocator<long long unsigned int>]’ at /boost_git/boos

ソースコード

diff #

#include <bits/stdc++.h>

#include <boost/multiprecision/cpp_int.hpp>
#define FASTIO
using namespace std;

using ll = long long;
using Vi = std::vector<int>;
using Vl = std::vector<ll>;
using Pii = std::pair<int, int>;
using Pll = std::pair<ll, ll>;

constexpr int I_INF = std::numeric_limits<int>::max();
constexpr ll L_INF = std::numeric_limits<ll>::max();

template <typename T1, typename T2>
inline bool chmin(T1& a, const T2& b) {
    if (a > b) {
        a = b;
        return true;
    }
    return false;
}
template <typename T1, typename T2>
inline bool chmax(T1& a, const T2& b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
}

template <std::ostream& os = std::cout>
class Prints {
private:
    class __Prints {
    public:
        __Prints(const char* sep, const char* term) : sep(sep), term(term) {}
        template <class... Args>
#if __cplusplus >= 201703L
        auto operator()(const Args&... args) const -> decltype((os << ... << std::declval<Args>()), void()) {
#else
        void operator()(const Args&... args) const {
#endif
            print(args...);
        }
        template <typename T>
#if __cplusplus >= 201703L
        auto pvec(const T& vec, size_t sz) const -> decltype(os << std::declval<decltype(std::declval<T>()[0])>(), void()) {
#else
        void pvec(const T& vec, size_t sz) const {
#endif
            for (size_t i = 0; i < sz; i++)
                os << vec[i] << (i == sz - 1 ? term : sep);
        }
        template <typename T>
#if __cplusplus >= 201703L
        auto pmat(const T& mat, size_t h, size_t w) const -> decltype(os << std::declval<decltype(std::declval<T>()[0][0])>(), void()) {
#else
        void pmat(const T& mat, size_t h, size_t w) const {
#endif
            for (size_t i = 0; i < h; i++)
                for (size_t j = 0; j < w; j++)
                    os << mat[i][j] << (j == w - 1 ? term : sep);
        }

    private:
        const char *sep, *term;
        void print() const { os << term; }
        void print_rest() const { os << term; }
        template <class T, class... Tail>
        void print(const T& head, const Tail&... tail) const { os << head, print_rest(tail...); }
        template <class T, class... Tail>
        void print_rest(const T& head, const Tail&... tail) const { os << sep << head, print_rest(tail...); }
    };

public:
    Prints() {}
    __Prints operator()(const char* sep = " ", const char* term = "\n") const { return __Prints(sep, term); }
};

Prints<> prints;
Prints<std::cerr> prints_err;

//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

void solve() {
    int N, K;
    cin >> N >> K;
    using bint = boost::multiprecision::cpp_int;
    vector<bint> A(N);
    for (ll i = 0; i < N; i++) {
        cin >> A[i];
    }
    set<bint> st;
    for (ll mask = 0; mask < (1 << N); mask++) {
        if (__builtin_popcountll(mask) < K) continue;
        bint a = 0, b = 1;
        for (ll i = 0; i < N; i++) {
            if (mask >> i & 1) {
                a += A[i];
                b *= A[i];
            }
        }
        st.emplace(a);
        st.emplace(b);
    }
    prints()(st.size());
}

//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

int main() {
#ifdef FASTIO
    std::cin.tie(nullptr), std::cout.tie(nullptr);
    std::ios::sync_with_stdio(false);
#endif
#ifdef FILEINPUT
    std::ifstream ifs("./in_out/input.txt");
    std::cin.rdbuf(ifs.rdbuf());
#endif
#ifdef FILEOUTPUT
    std::ofstream ofs("./in_out/output.txt");
    std::cout.rdbuf(ofs.rdbuf());
#endif
    std::cout << std::setprecision(18) << std::fixed;
    solve();
    std::cout << std::flush;
    return 0;
}
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