Submission #1141019

#	Time	Username	Problem	Language	Result	Execution time	Memory
1141019		Aliyyiakbar	Cave (IOI13_cave)	C++20	0 / 100	2 ms	324 KiB

cave

#include "cave.h"
#include "bits/stdc++.h"
using namespace std;

mt19937_64 rng(chrono::steady_clock().now().time_since_epoch().count());

void exploreCave(int n)
{
    int s[n], d[n];
    memset(s, 1, sizeof(d));
    for (int i = 0; i < n; ++i)
    {
        vector<int> v;
        for (int j = 0; j < n; ++j)
        {
            if (!s[j])          continue;
            v.emplace_back(j);
        }
        shuffle(v.begin(), v.end(), rng);
        for (auto j : v)
        {
            s[j] = 0;
            int query = tryCombination(s);
            if (query == -1 || query > i)
            {
                d[i] = j;
                break;
            }
            s[j] = 1;
        }
    }
    return answer(s, d);
}

• Subtask 1: 0 / 12
• Subtask 2: 0 / 13
• Subtask 3: 0 / 21
• Subtask 4: 0 / 30
• Subtask 5: 0 / 24