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Submission #987220

# Submission time Handle Problem Language Result Execution time Memory
987220 2024-05-22T11:04:38 Z VMaksimoski008 Carnival (CEOI14_carnival) C++17
0 / 100
 3 ms 344 KB 
#include <bits/stdc++.h>
using namespace std;

int ask(vector<int> v) {
    cout << v.size() << " ";
    for(int &x : v) cout << x << " ";
    cout << endl;

    int x;
    cin >> x;
    return x;
}

int main() {
    int n;
    cin >> n;

    vector<int> ans(n+1), ok(n+1);
    ans[1] = ok[1] = 1;
    int cnt = 1;

    vector<int> v = { 1 }; 
    for(int i=2; i<=n; i++) {
        v.push_back(i);
        int X = ask(v);

        if(X == cnt + 1) {
            ans[i] = ++cnt;
            continue;
        }

        int l=0, r=v.size()-2;
        while(l <= r) {
            int mid = (l + r) / 2;
            vector<int> v2;
            for(int j=l; j<=mid; j++) v2.push_back(v[j]);
            if(ask(v2) == mid - l + 1) ans[i] = ans[v[mid]], r = mid - 1;
            else l = mid + 1;
        }

        v.pop_back();
    }

    for(int &x : ans) cout << x << " ";
    cout << endl;
    return 0;
}

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 344 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 344 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 344 KB Output is correct
2 Incorrect 3 ms 344 KB Incorrect
3 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 344 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 344 KB Incorrect
2 Halted 0 ms 0 KB -