Submission #166588

#	Time	Username	Problem	Language	Result	Execution time	Memory
166588		Diego	Carnival (CEOI14_carnival)	C++14	100 / 100	31 ms	380 KiB

carnival

#include <bits/stdc++.h>
#define MAXN 152

using namespace std;

int F[MAXN];

void busca (int x, int ini, int fim, int n) {
    int C1, C2;

    if (ini > fim) return;
    if (ini == fim) {
        if (ini == x) return;
        cout << 2 << " " << x << " " << ini << endl;
        cin >> C1;
        if (C1 == 1) F[ini] = F[x] = n;
        return;
    }

    cout << fim-ini+(x < ini || x > fim);
    for (int i = ini; i <= fim; i++) {
        if (i == x) continue;
        cout << " " << i;
    }
    cout << endl;
    cin >> C1;

    cout << fim-ini+1+(x < ini || x > fim);
    cout << " " << x;
    for (int i = ini; i <= fim; i++) {
        if (i == x) continue;
        cout << " " << i;
    }
    cout << endl;
    cin >> C2;

    if (C1 != C2) {
        F[x] = n;
        return;
    }

    int meio = (ini+fim)/2;
    if (fim == meio) meio = ini;
    busca(x, ini, meio, n);
    busca(x, meio+1, fim, n);
}

int main () {
    int N;

    cin >> N;

    memset(F, -1, sizeof(F));

    int n = 0;
    for (int i = 1; i <= N; i++) if (F[i] == -1) busca(i, 1, N, ++n);
    cout << 0;
    for (int i = 1; i <= N; i++) cout << " " << F[i];
    cout << endl;

    return 0;
}

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