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Submission #670951

# Submission time Handle Problem Language Result Execution time Memory
670951 2022-12-11T13:27:37 Z jovian_aap Carnival (CEOI14_carnival) C++17
100 / 100
 23 ms 300 KB 
#include <bits/stdc++.h>
using namespace std;

const int maxx = 1e9+900;

bool flag(int x, int y, int z) {
    cout << y - x + 1 << ' ';
    for (int i = x; i < y; ++i) {
        cout << i + 1 << ' ';
    }
    cout << z + 1 << endl;
    int h1;
    cin >> h1;

    cout << y - x << ' ';
    for (int i = x; i < y; ++i) {
        cout << i + 1 << ' ';
    }
    int h2;
    cin >> h2;

    return (h1 == h2);
}

int valueof(int x, int y, int z) {
    if (!flag(x, y, z)) {
        return maxx;
    }
    while (y - x > 1) {
        int m = (x + y)/2;
        if (flag(x, m, z)) {
            y = m;
        } else {
            x = m;
        }
    }
    return x;
}

vector<int> solve(int n) {
    int v = 2;
    vector<int> ans;
    ans.push_back(1);
    for (int i = 1; i < n; ++i) {
        int j = valueof(0, i, i);
        if (j == maxx) {
            ans.push_back(v);
            v++;
        } else {
            ans.push_back(ans[j]);
        }
    }
    return ans;
}
int main() {
    int n;
    cin >> n;
    vector<int> ans = solve(n);
    cout << 0 << ' ';
    for (int i = 0; i < n; ++i) {
        cout << ans[i] << ' ';
    }
    cout << endl;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 280 KB Output is correct
2 Correct 12 ms 208 KB Output is correct
3 Correct 9 ms 284 KB Output is correct
4 Correct 5 ms 208 KB Output is correct
5 Correct 19 ms 208 KB Output is correct
6 Correct 20 ms 280 KB Output is correct
7 Correct 17 ms 208 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 208 KB Output is correct
2 Correct 18 ms 280 KB Output is correct
3 Correct 6 ms 208 KB Output is correct
4 Correct 4 ms 296 KB Output is correct
5 Correct 20 ms 208 KB Output is correct
6 Correct 15 ms 208 KB Output is correct
7 Correct 17 ms 208 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 276 KB Output is correct
2 Correct 17 ms 292 KB Output is correct
3 Correct 15 ms 208 KB Output is correct
4 Correct 5 ms 296 KB Output is correct
5 Correct 18 ms 276 KB Output is correct
6 Correct 18 ms 208 KB Output is correct
7 Correct 12 ms 280 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 276 KB Output is correct
2 Correct 10 ms 208 KB Output is correct
3 Correct 10 ms 300 KB Output is correct
4 Correct 7 ms 208 KB Output is correct
5 Correct 13 ms 276 KB Output is correct
6 Correct 13 ms 208 KB Output is correct
7 Correct 18 ms 208 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 208 KB Output is correct
2 Correct 23 ms 208 KB Output is correct
3 Correct 13 ms 208 KB Output is correct
4 Correct 9 ms 284 KB Output is correct
5 Correct 11 ms 208 KB Output is correct
6 Correct 8 ms 296 KB Output is correct
7 Correct 6 ms 300 KB Output is correct