結果
問題 | No.715 集合と二人ゲーム |
ユーザー |
|
提出日時 | 2024-08-03 19:57:59 |
言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,985 bytes |
コンパイル時間 | 3,731 ms |
コンパイル使用メモリ | 274,316 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-08-03 19:58:06 |
合計ジャッジ時間 | 7,045 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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ファイルパターン | 結果 |
---|---|
other | AC * 27 WA * 33 |
ソースコード
// 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")#endiftemplate <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;mex.add(dp[x - 1]);mex.add(dp[x - 2]);rep (i, x - 3) {mex.add(dp[i] ^ dp[x - i - 3]);}dp[x] = mex.get();}int c = 0;sort(all(a));int x = a.front();int ans = 0;for (int e : a) {if (e == x + c) {++c;continue;}if (c >= 500)ans ^= dp[340 + c % 34];elseans ^= dp[c];c = 1;x = e;}if (c >= 500)ans ^= dp[360 + c % 36];elseans ^= dp[c];if (ans)co("First");elseco("Second");return 0;}