結果

問題 No.715 集合と二人ゲーム
ユーザー kuhakukuhaku
提出日時 2024-08-03 19:39:26
言語 C++23
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 5,004 bytes
コンパイル時間 4,403 ms
コンパイル使用メモリ 278,988 KB
実行使用メモリ 6,948 KB
最終ジャッジ日時 2024-08-03 19:39:35
合計ジャッジ時間 8,125 ms
ジャッジサーバーID
(参考情報)
judge3 / judge5
このコードへのチャレンジ
(要ログイン)

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 5 ms
6,812 KB
testcase_01 WA -
testcase_02 WA -
testcase_03 WA -
testcase_04 AC 6 ms
6,944 KB
testcase_05 WA -
testcase_06 AC 7 ms
6,940 KB
testcase_07 WA -
testcase_08 AC 8 ms
6,940 KB
testcase_09 WA -
testcase_10 AC 9 ms
6,944 KB
testcase_11 WA -
testcase_12 AC 9 ms
6,944 KB
testcase_13 WA -
testcase_14 AC 10 ms
6,944 KB
testcase_15 AC 10 ms
6,940 KB
testcase_16 AC 11 ms
6,944 KB
testcase_17 WA -
testcase_18 AC 12 ms
6,944 KB
testcase_19 WA -
testcase_20 AC 12 ms
6,940 KB
testcase_21 WA -
testcase_22 AC 13 ms
6,940 KB
testcase_23 WA -
testcase_24 AC 14 ms
6,940 KB
testcase_25 WA -
testcase_26 AC 14 ms
6,944 KB
testcase_27 WA -
testcase_28 AC 16 ms
6,944 KB
testcase_29 WA -
testcase_30 AC 14 ms
6,940 KB
testcase_31 WA -
testcase_32 AC 12 ms
6,944 KB
testcase_33 WA -
testcase_34 AC 12 ms
6,940 KB
testcase_35 AC 5 ms
6,944 KB
testcase_36 WA -
testcase_37 AC 5 ms
6,940 KB
testcase_38 AC 5 ms
6,944 KB
testcase_39 WA -
testcase_40 AC 5 ms
6,944 KB
testcase_41 WA -
testcase_42 AC 5 ms
6,944 KB
testcase_43 AC 6 ms
6,944 KB
testcase_44 WA -
testcase_45 WA -
testcase_46 WA -
testcase_47 WA -
testcase_48 AC 5 ms
6,940 KB
testcase_49 AC 5 ms
6,944 KB
testcase_50 AC 66 ms
6,940 KB
testcase_51 AC 67 ms
6,940 KB
testcase_52 AC 66 ms
6,940 KB
testcase_53 WA -
testcase_54 WA -
testcase_55 AC 65 ms
6,940 KB
testcase_56 WA -
testcase_57 AC 58 ms
6,940 KB
testcase_58 AC 64 ms
6,944 KB
testcase_59 WA -
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 #

// competitive-verifier: PROBLEM
#include <algorithm>
#include <iterator>
#include <vector>
/**
 * @brief Mex
 *
 */
struct minimum_excluded {
    minimum_excluded() : n(), _size(), exists(64), v() {}
    constexpr int operator()() const noexcept { return n; }
    constexpr int get() const noexcept { return n; }
    void add(int x) {
        if (x < 0) return;
        ++_size;
        if (_size == (int)exists.size()) {
            exists.resize(_size << 1);
            v.erase(std::remove_if(v.begin(), v.end(),
                                   [&](int y) {
                                       if (y < (int)exists.size()) {
                                           if (exists[y]) --_size;
                                           else exists[y] = true;
                                           return true;
                                       }
                                       return false;
                                   }),
                    v.end());
        }
        if (x < (int)exists.size()) {
            if (exists[x]) --_size;
            else exists[x] = true;
        } else {
            v.emplace_back(x);
        }
        while (exists[n]) ++n;
    }
  private:
    int n, _size;
    std::vector<bool> exists;
    std::vector<int> v;
};
#ifdef ATCODER
#pragma GCC target("sse4.2,avx512f,avx512dq,avx512ifma,avx512cd,avx512bw,avx512vl,bmi2")
#endif
#pragma GCC optimize("Ofast,fast-math,unroll-all-loops")
#include <bits/stdc++.h>
#ifndef ATCODER
#pragma GCC target("sse4.2,avx2,bmi2")
#endif
template <class T, class U>
constexpr bool chmax(T &a, const U &b) {
    return a < (T)b ? a = (T)b, true : false;
}
template <class T, class U>
constexpr bool chmin(T &a, const U &b) {
    return (T)b < a ? a = (T)b, true : false;
}
constexpr std::int64_t INF = 1000000000000000003;
constexpr int Inf = 1000000003;
constexpr double EPS = 1e-7;
constexpr double PI = 3.14159265358979323846;
#define FOR(i, m, n) for (int i = (m); i < int(n); ++i)
#define FORR(i, m, n) for (int i = (m)-1; i >= int(n); --i)
#define FORL(i, m, n) for (int64_t i = (m); i < int64_t(n); ++i)
#define rep(i, n) FOR (i, 0, n)
#define repn(i, n) FOR (i, 1, n + 1)
#define repr(i, n) FORR (i, n, 0)
#define repnr(i, n) FORR (i, n + 1, 1)
#define all(s) (s).begin(), (s).end()
struct Sonic {
    Sonic() {
        std::ios::sync_with_stdio(false);
        std::cin.tie(nullptr);
        std::cout << std::fixed << std::setprecision(20);
    }
    constexpr void operator()() const {}
} sonic;
using namespace std;
using ll = std::int64_t;
using ld = long double;
template <class T, class U>
std::istream &operator>>(std::istream &is, std::pair<T, U> &p) {
    return is >> p.first >> p.second;
}
template <class T>
std::istream &operator>>(std::istream &is, std::vector<T> &v) {
    for (T &i : v) is >> i;
    return is;
}
template <class T, class U>
std::ostream &operator<<(std::ostream &os, const std::pair<T, U> &p) {
    return os << '(' << p.first << ',' << p.second << ')';
}
template <class T>
std::ostream &operator<<(std::ostream &os, const std::vector<T> &v) {
    for (auto it = v.begin(); it != v.end(); ++it) os << (it == v.begin() ? "" : " ") << *it;
    return os;
}
template <class Head, class... Tail>
void co(Head &&head, Tail &&...tail) {
    if constexpr (sizeof...(tail) == 0) std::cout << head << '\n';
    else std::cout << head << ' ', co(std::forward<Tail>(tail)...);
}
template <class Head, class... Tail>
void ce(Head &&head, Tail &&...tail) {
    if constexpr (sizeof...(tail) == 0) std::cerr << head << '\n';
    else std::cerr << head << ' ', ce(std::forward<Tail>(tail)...);
}
void Yes(bool is_correct = true) { std::cout << (is_correct ? "Yes\n" : "No\n"); }
void No(bool is_not_correct = true) { Yes(!is_not_correct); }
void YES(bool is_correct = true) { std::cout << (is_correct ? "YES\n" : "NO\n"); }
void NO(bool is_not_correct = true) { YES(!is_not_correct); }
void Takahashi(bool is_correct = true) { std::cout << (is_correct ? "Takahashi" : "Aoki") << '\n'; }
void Aoki(bool is_not_correct = true) { Takahashi(!is_not_correct); }
int main(void) {
    int n;
    std::cin >> n;
    std::vector<int> a(n);
    for (int &e : a) std::cin >> e;
    vector<int> dp(1000);
    repn (x, 999) {
        if (x <= 3) {
            dp[x] = 1;
            continue;
        }
        minimum_excluded mex;
        rep (i, x - 3) {
            mex.add(dp[i] ^ dp[x - i - 3]);
        }
        dp[x] = mex.get();
    }
    int c = 0;
    sort(all(a));
    a.erase(unique(a.begin(), a.end()), a.end());
    int x = a.front();
    int ans = 0;
    for (int e : a) {
        if (e == x + c) {
            ++c;
            continue;
        }
        if (c >= 500)
            ans ^= dp[340 + (c + 1) % 34];
        else
            ans ^= dp[c + 1];
        c = 0;
        x = e;
    }
    if (c >= 500)
        ans ^= dp[360 + (c + 1) % 36];
    else
        ans ^= dp[c + 1];
    if (ans == 0)
        co("First");
    else
        co("Second");
    return 0;
}
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