結果

問題 No.2978 Lexicographically Smallest and Largest Subarray
ユーザー Iroha_3856
提出日時 2024-12-01 21:48:41
言語 C++23
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 194 ms / 2,000 ms
コード長 1,393 bytes
コンパイル時間 3,417 ms
コンパイル使用メモリ 249,888 KB
実行使用メモリ 25,220 KB
平均クエリ数 1499.00
最終ジャッジ日時 2024-12-01 23:35:22
合計ジャッジ時間 15,875 ms
ジャッジサーバーID
(参考情報)
judge2 / judge3
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ファイルパターン 結果
other AC * 57
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 #
プレゼンテーションモードにする

#include <bits/stdc++.h>
using namespace std;
#include <atcoder/modint>
using mint = atcoder::modint998244353;
#define rep(i, l, r) for (int i = (int)(l); i<(int)(r); i++)
#define ll long long
int main() {
int N, Q; cin >> N >> Q;
vector<int> lose, win;
for (int i = 0; i < 500; i++) {
cout << "? " << 2*i+1 << " " << N << " " << 2*i+2 << " " << N << endl;
int res; cin >> res;
if (res == 1) {
//[2*i:] < [2*i+1:]
lose.push_back(2*i);
win.push_back(2*i+1);
}
else {
//[2*i:] > [2*i+1:]
lose.push_back(2*i+1);
win.push_back(2*i);
}
}
int loselose, winwin;
loselose = 0;
for (int i = 1; i < 500; i++) {
//loselose
cout << "? " << lose[loselose]+1 << " " << lose[loselose]+1 << " " << lose[i]+1 << " " << lose[i]+1 << endl;
int res; cin >> res;
if (res == 0) {
//loselose > i
loselose = i;
}
}
winwin = 0;
for (int i = 1; i < 500; i++) {
cout << "? " << win[winwin]+1 << " " << N << " " << win[i]+1 << " " << N << endl;
int res; cin >> res;
if (res == 1) {
//winwin < i
winwin = i;
}
}
cout << "! " << lose[loselose]+1 << " " << lose[loselose]+1 << " " << win[winwin]+1 << " " << N << endl;
}
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