Submission #199241

#	Time	Username	Problem	Language	Result	Execution time	Memory
199241		ffao	Carnival (CEOI14_carnival)	C++14	100 / 100	24 ms	380 KiB

carnival

#include <string>
#include <vector> 
#include <list> 
#include <map> 
#include <set> 
#include <queue>
#include <stack> 
#include <bitset> 
#include <algorithm> 
#include <numeric> 
#include <utility> 
#include <sstream> 
#include <iostream> 
#include <iomanip> 
#include <cstdio> 
#include <cmath> 
#include <cstdlib> 
#include <ctime> 
#include <cstring> 
#include <tuple>

using namespace std;

typedef long long ll;

int n, m, k;
int p;

int t[200];
int tot[200];

int query(int fr, int to, int ad) {
    int hm = (to-fr+2);
    cout << hm;

    for (int i = fr; i <= to; i++) cout << " " << i+1;
    cout << " " << ad+1;
    cout << endl;

    int r;
    cin >> r;
    return r;
}

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

    cin >> n;
    tot[0] = 1;

    for (int i = 1; i < n; i++) {
        int st = 0, ed = i-1;
        while (st < ed) {
            int md = (st+ed)/2;
            int r = query(0, md, i);
            if (r > tot[md]) {
                st = md+1;
            }
            else {
                ed = md;
            }
        }

        tot[i] = tot[i-1];

        if (st == i-1 && query(0,st,i) > tot[i-1]) {
            t[i] = tot[i]++;
        }
        else {
            t[i] = t[st];
        }
    }

    cout << 0;
    for (int i = 0; i < n; i++) {
        cout << " " << t[i]+1;
    }
    cout << endl;
}

• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20