제출 #1357509

#제출 시각아이디문제언어결과실행 시간메모리
1357509kawhiet게임 (APIO22_game)C++20
30 / 100
10 ms688 KiB
#include <bits/stdc++.h>
#include "game.h"
using namespace std;

constexpr int N = 1000;

bitset<N> t[30000];

int n, k;

void init(int _n, int _k) {
    n = _n;
    k = _k;
    for (int i = 0; i < k - 1; i++) {
        for (int j = i + 1; j < k; j++) {
            t[i][j] = 1;
        }
    }
}

int add_teleporter(int u, int v) {
    for (int i = 0; i < n; i++) {
        if (t[i][u]) {
            t[i][v] = 1;
            t[i] |= t[v];
        }
    }
    t[u] |= t[v];
    t[u][v] = 1;
    for (int i = 0; i < k; i++) {
        if (t[i][i]) {
            return 1;
        }
    }
    return 0;
}
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