Submission #643356

#	Time	Username	Problem	Language	Result	Execution time	Memory
643356		Matteo_Verz	Present (RMI21_present)	C++17	29 / 100	3964 ms	16524 KiB

Main

#include <bits/stdc++.h>
#ifdef BLAT
   #include "debug/debug.hpp"
#else
   #define debug(x...)
#endif

using namespace std;

void printSet(long long set, int setidx = 0) {
    // cout << "S" << setidx << " = ";
    cout << __builtin_popcountll(set) << ' ';
    for (int i = 1; i <= 40; i++)
        if (set & (1LL << i))
            cout << i << ' ';
    cout << endl;
}

void generateNextSet(long long &mask) {
    for (int i = 1; i <= 40; i++) {
        mask ^= (1LL << i);
        if (mask & (1LL << i)) {
            break;
        }
    }

    queue <int> q;
    for (int i = 1; i <= 40; i++)
        for (int j = 1; j <= 40; j++)
            if ((mask & (1LL << i)) && (mask & (1LL << j))) {
                int g = __gcd(i, j);
                if (!(mask & (1LL << g))) {
                    mask |= (1LL << g);
                    q.push(g);
                }
            }

    while (q.size()) {
        int fr = q.front();
        q.pop();

        for (int i = 1; i <= 40; i++)
            if ((mask & (1LL << i))) {
                int g = __gcd(fr, i);
                if (!(mask & (1LL << g))) {
                    mask |= (1LL << g);
                    q.push(g);
                }
            }
    }
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    long long set = 2;
    vector <long long> sets = {0};
    for (int i = 1; i <= 1000000; i++) {
        sets.push_back(set);
        generateNextSet(set);
    }

    debug(sets.size());
    int t;
    cin >> t;
    while (t--) {
        int k;
        cin >> k;
        printSet(sets[k]);
    }
    return 0;
}

• Subtask 1: 8 / 8
• Subtask 2: 21 / 21
• Subtask 3: 0 / 41
• Subtask 4: 0 / 14
• Subtask 5: 0 / 16