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Submission #978873

# Submission time Handle Problem Language Result Execution time Memory
978873 2024-05-09T21:08:20 Z Acanikolic Carnival (CEOI14_carnival) C++14
0 / 100
 1 ms 460 KB 
#include <bits/stdc++.h>

#define int long long

#define pb push_back

using namespace std;

int ask(vector<int>st) {
    cout << (int)st.size() << " ";
    for(auto X : st) cout << X << " ";
    cout << endl;
    int x;
    cin >> x;
    return x;
}

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    int n,cnt = 0;
    cin >> n;
    vector<int>vec;
    int res[n + 1];
    vec.pb(1);
    res[1] = ++cnt;
    for(int i = 2; i <= n; i++) {
        vec.pb(i);
        if(ask(vec) == (int)vec.size()) {
            res[i] = ++cnt;
            continue;
        }else {
            vec.pop_back();
            int l = 0,r = (int)vec.size() - 1,ans = -1;
            while(l <= r) {
                int mid = (l + r) / 2;
                vector<int>v;
                v.pb(i);
                for(int j = mid; j < (int)vec.size(); j++) v.pb(vec[j]);
                if(ask(v) != (int)v.size()) {
                    ans = mid;
                    l = mid + 1;
                }else {
                    r = mid - 1;
                }
            }
            cout << i << " " << ans << " dbg" << endl;
            res[i] = res[vec[ans]];
        }
    }
    cout << 0 << " ";
    for(int i = 1; i <= n; i++) cout << res[i] << " ";
    cout << endl;
    return 0;
}

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 452 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 448 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 348 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 460 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 452 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -