結果

問題 No.1016 三目並べ
ユーザー stoqstoq
提出日時 2020-07-10 07:59:54
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 3,375 bytes
コンパイル時間 5,205 ms
コンパイル使用メモリ 413,252 KB
実行使用メモリ 6,820 KB
最終ジャッジ日時 2024-10-09 16:47:58
合計ジャッジ時間 5,821 ms
ジャッジサーバーID
(参考情報)
judge2 / judge5
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
6,816 KB
testcase_01 AC 1 ms
6,820 KB
testcase_02 AC 2 ms
6,816 KB
testcase_03 AC 2 ms
6,820 KB
testcase_04 AC 2 ms
6,816 KB
testcase_05 AC 2 ms
6,816 KB
testcase_06 AC 2 ms
6,820 KB
testcase_07 WA -
testcase_08 WA -
testcase_09 WA -
testcase_10 WA -
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ソースコード

diff #

#define MOD_TYPE 1

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

#include <boost/multiprecision/cpp_int.hpp>
#include <boost/multiprecision/cpp_dec_float.hpp>
using Int = boost::multiprecision::cpp_int;
using lld = boost::multiprecision::cpp_dec_float_100;

/*
#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
*/
using ll = long long int;
using ld = long double;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
using pld = pair<ld, ld>;
template <typename Q_type>
using smaller_queue = priority_queue<Q_type, vector<Q_type>, greater<Q_type>>;

constexpr ll MOD = (MOD_TYPE == 1 ? (ll)(1e9 + 7) : 998244353);
//constexpr ll MOD = 1;
constexpr int INF = (int)1e9 + 10;
constexpr ll LINF = (ll)4e18;
constexpr double PI = acos(-1.0);
constexpr double EPS = 1e-11;
constexpr int Dx[] = {0, 0, -1, 1, -1, 1, -1, 1, 0};
constexpr int Dy[] = {1, -1, 0, 0, -1, -1, 1, 1, 0};

#define REP(i, m, n) for (ll i = m; i < (ll)(n); ++i)
#define rep(i, n) REP(i, 0, n)
#define REPI(i, m, n) for (int i = m; i < (int)(n); ++i)
#define repi(i, n) REPI(i, 0, n)
#define MP make_pair
#define MT make_tuple
#define YES(n) cout << ((n) ? "YES" : "NO") << "\n"
#define Yes(n) cout << ((n) ? "Yes" : "No") << "\n"
#define possible(n) cout << ((n) ? "possible" : "impossible") << "\n"
#define Possible(n) cout << ((n) ? "Possible" : "Impossible") << "\n"
#define Yay(n) cout << ((n) ? "Yay!" : ":(") << "\n"
#define all(v) v.begin(), v.end()
#define NP(v) next_permutation(all(v))
#define dbg(x) cerr << #x << ":" << x << "\n";

inline void init_main()
{
  cin.tie(0);
  ios::sync_with_stdio(false);
  cout << setprecision(30) << setiosflags(ios::fixed);
}
template <typename T>
inline bool chmin(T &a, T b)
{
  if (a > b)
  {
    a = b;
    return true;
  }
  return false;
}
template <typename T>
inline bool chmax(T &a, T b)
{
  if (a < b)
  {
    a = b;
    return true;
  }
  return false;
}
inline ll CEIL(ll a, ll b)
{
  return (a + b - 1) / b;
}
template <typename A, size_t N, typename T>
inline void Fill(A (&array)[N], const T &val)
{
  fill((T *)array, (T *)(array + N), val);
}
template <typename T, typename U>
constexpr istream &operator>>(istream &is, pair<T, U> &p) noexcept
{
  is >> p.first >> p.second;
  return is;
}
template <typename T, typename U>
constexpr ostream &operator<<(ostream &os, pair<T, U> &p) noexcept
{
  os << p.first << " " << p.second;
  return os;
}
#pragma endregion

void solve()
{
  int n;
  cin >> n;
  string s;
  cin >> s;
  set<string> st = {"ooo", "oo-", "o-o", "-oo"};
  rep(i, n - 2)
  {
    string t = s.substr(i, 3);
    if (st.count(t))
    {
      cout << 'O' << "\n";
      return;
    }
  }
  rep(i, n)
  {
    if (s[i] != '-')
      continue;
    s[i] = 'o';
    int cnt = 0;
    for (int j = i - 2; j <= i + 2; j++)
    {
      if (j < 0 or j >= n or s[j] != '-')
        continue;
      bool b1 = j - 2 >= 0 and s[j - 2] == 'o' and s[j - 1] == 'o';
      bool b2 = j - 1 >= 0 and j + 1 < n and s[j - 1] == 'o' and s[j + 1] == 'o';
      bool b3 = j + 2 < n and s[j + 2] == 'o' and s[j + 1] == 'o';
      if (b1 or b2 or b3)
        cnt++;
    }
    if (cnt >= 2)
    {
      cout << 'O' << "\n";
      return;
    }
    s[i] = '-';
  }
  cout << 'X' << "\n";
}

int main()
{
  init_main();
  int testcase;
  cin >> testcase;
  rep(ti, testcase)
  {
    solve();
  }
}
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