Submission #1319600

#	Time	Username	Problem	Language	Result	Execution time	Memory
1319600		Ghulam_Junaid	Super Dango Maker (JOI22_dango3)	C++20	2 / 100	1638 ms	608 KiB

dango3

#include <bits/stdc++.h>
#include "dango3.h"
using namespace std;

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const int N = 400 * 25 + 100;
bool dead[N], on[N];
int n;

int qdec(deque<int> &dq){
    vector<int> vec;
    for (int x : dq)
        vec.push_back(x);
    return Query(vec);
}

void work(vector<int> cur){
    deque<int> dq;
    for (int x : cur)
        dq.push_back(x);
    while (dq.size() > n){
        int f = dq.front();
        dq.pop_front();
        if (qdec(dq) == 0)
            dq.push_back(f);
    }
    vector<int> perm;
    for (int x : dq)
        perm.push_back(x), dead[x] = 1;
    Answer(perm);
}

void Solve(int nn, int m){
    n = nn;
    vector<int> vec;
    for (int i = 1; i <= n * m; i ++)
        vec.push_back(i);

    while (vec.size()){
        if (vec.size() == n){ 
            Answer(vec);
            break;
        }

        vector<int> cur = vec;
        while (1){
            shuffle(vec.begin(), vec.end(), rng);
            cur.clear();
            for (int i = 0; i < 2 * n - 1 and i < vec.size(); i ++)
                cur.push_back(vec[i]);
            if (Query(cur) == 0) continue;
            break;
        }
        work(cur);

        vector<int> tmp;
        for (int i : vec)
            if (!dead[i])
                tmp.push_back(i);
        vec = tmp;
    }
}

• Subtask 1: 2 / 2
• Subtask 2: 0 / 5
• Subtask 3: 0 / 15
• Subtask 4: 0 / 78