結果

問題 No.3161 Find Presents
ユーザー 👑 amentorimaru
提出日時 2025-05-23 21:09:29
言語 C++23
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 251 ms / 4,000 ms
コード長 4,029 bytes
コンパイル時間 4,028 ms
コンパイル使用メモリ 260,720 KB
実行使用メモリ 25,960 KB
平均クエリ数 3406.26
最終ジャッジ日時 2025-05-23 21:09:48
合計ジャッジ時間 18,790 ms
ジャッジサーバーID
(参考情報)
judge4 / judge2
このコードへのチャレンジ
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ファイルパターン 結果
other AC * 80
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 #

#define ATCODER
#include <bit>
#include <cstdint>
#include <iostream>
#include <algorithm>
#include <vector>
#include <string>
#include <queue>
#include <cassert>
#include <unordered_map>
#include <unordered_set>
#include <queue>
#include <math.h>
#include <climits>
#include <set>
#include <map>
#include <list>
#include <iterator>
#include <bitset>
#include <chrono>
#include <type_traits>
using namespace std;

using ll = long long;

#define FOR(i, a, b) for(ll i=(a); i<(b);i++)
#define REP(i, n) for(ll i=0; i<(n);i++)
#define ROF(i, a, b) for(ll i=(b-1); i>=(a);i--)
#define PER(i, n) for(ll i=n-1; i>=0;i--)
#define VL vector<ll>
#define VVL vector<vector<ll>>
#define VP vector< pair<ll,ll> >
#define VVP vector<vector<pair<ll,ll>>>
#define all(i) begin(i),end(i)
#define SORT(i) sort(all(i))
#define EXISTBIT(x,i) (((x>>i) & 1) != 0)
#define MP(a,b) make_pair(a,b)
#ifdef ATCODER
#include <atcoder/all>
using namespace atcoder;
using mint = modint1000000007;
using mint2 = modint998244353;
#endif
template<typename T = ll>
vector<T> read(size_t n) {
  vector<T> ts(n);
  for (size_t i = 0; i < n; i++) cin >> ts[i];
  return ts;
}

template<typename TV, const ll N> void read_tuple_impl(TV&) {}
template<typename TV, const ll N, typename Head, typename... Tail>
void read_tuple_impl(TV& ts) {
  get<N>(ts).emplace_back(*(istream_iterator<Head>(cin)));
  read_tuple_impl<TV, N + 1, Tail...>(ts);
}
template<typename... Ts> decltype(auto) read_tuple(size_t n) {
  tuple<vector<Ts>...> ts;
  for (size_t i = 0; i < n; i++) read_tuple_impl<decltype(ts), 0, Ts...>(ts);
  return ts;
}

template<typename T> T det2(array<T, 4> ar) { return ar[0] * ar[3] - ar[1] * ar[2]; }
template<typename T> T det3(array<T, 9> ar) { return ar[0] * ar[4] * ar[8] + ar[1] * ar[5] * ar[6] + ar[2] * ar[3] * ar[7] - ar[0] * ar[5] * ar[7] - ar[1] * ar[3] * ar[8] - ar[2] * ar[4] * ar[6]; }
template<typename T> bool chmax(T& tar, T src) { return tar < src ? tar = src, true : false; }
template<typename T> bool chmin(T& tar, T src) { return tar > src ? tar = src, true : false; }
template<typename T> void inc(vector<T>& ar) { for (auto& v : ar) v++; }
template<typename T> void dec(vector<T>& ar) { for (auto& v : ar) v--; }
template<typename T> vector<pair<T, int>> id_sort(vector<T>& a) {
  vector<T, int> res(a.size());
  for (int i = 0; i < a.size(); i++)res[i] = MP(a[i], i);
  SORT(res);
  return res;
}

using val = ll; using func = ll;

val op(val a, val b) { return a + b; }
val e() { return 0; }
//val mp(func f, val a) { return MP(a.first + f * a.second, a.second); }
//func comp(func f, func g) { return f + g; }
//func id() { return 0; }


// Rook
ll dxr[4] = { 1,0,-1,0 };
ll dyr[4] = { 0,1,0,-1 };
// Bishop
ll dxb[4] = { -1,-1,1,1 };
ll djb[4] = { -1,1,-1,1 };
// qween
ll dxq[8] = { 0,-1,-1,-1,0,1,1,1 };
ll dyq[8] = { -1,-1,0,1,1,1,0,-1 };


void solve() {
  VP ans;
  auto solve2 = [&](auto self, ll lx, ll rx, ll ly, ll ry) -> void {
    if (rx - lx == 0 || ry - ly == 0)return;
    if (rx - lx == 1 && ry - ly == 1) {
      ans.emplace_back(lx, ly);
      return;
    }
    ll mx = (lx + rx) / 2;
    ll my = (ly + ry) / 2;
    ll res;
    if (rx - lx == 1) {
      cout << "? " << lx << " " << rx - 1 << " " << ly << " " << my - 1 << endl;
      cin >> res;
      if (res)
        self(self,lx, rx, ly, my);
      cout << "? " << lx << " " << rx - 1 << " " << my << " " << ry - 1 << endl;
      cin >> res;
      if (res)
        self(self,lx, rx, my, ry);
    }
    else {
      cout << "? " << lx << " " << mx - 1 << " " << ly << " " << ry - 1 << endl;
      cin >> res;
      if (res)
        self(self,lx, mx, ly, ry);
      cout << "? " << mx << " " << rx - 1 << " " << ly << " " << ry - 1 << endl;
      cin >> res;
      if (res)
        self(self,mx, rx, ly, ry);
    }
  };
  solve2(solve2, 0, 1000001, 0, 1000001);
  cout << "! " << ans.size() << "\n";
  for (auto& [x, y] : ans) {
    cout << x << " " << y << "\n";
  }
}


int main() {
  ll t = 1;
  //cin >> t;
  while (t--) {
    solve();
  }
  return 0;
}

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