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- #include <iostream>
- #include <vector>
- #include <map>
- #include <set>
- #include <queue>
- #include <algorithm>
- #include <string>
- #include <cmath>
- #include <cstdio>
- #include <iomanip>
- #include <fstream>
- #include <cassert>
- #include <cstring>
- #include <unordered_set>
- #include <unordered_map>
- #include <numeric>
- #include <ctime>
- #include <bitset>
- #include <complex>
- #include <random>
- using namespace std;
- pair<int, int> qr(vector<int> a) {
- cout << "? ";
- for (auto t : a) {
- cout << t + 1 << ' ';
- }
- cout << endl;
- int pos, x;
- cin >> pos >> x;
- return {x, pos};
- }
- signed main() {
- ios_base::sync_with_stdio(false);
- cin.tie(0);
- int n, k;
- cin >> n >> k;
- vector<int> a(k + 1);
- iota(a.begin(), a.end(), 0);
- map<pair<int, int>, int> cnt;
- for (int i = 0; i < k + 1; i++) {
- a.erase(a.begin());
- cnt[qr(a)]++;
- a.push_back(i);
- }
- cout << "! " << cnt.rbegin()->second << endl;
- }
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