Submission #984174

#	Time	Username	Problem	Language	Result	Execution time	Memory
984174		vjudge1	Game (APIO22_game)	C++17	0 / 100	0 ms	344 KiB

game

#include <bits/stdc++.h>
#include "game.h"

using namespace std;

const int N = 30300;

int n, k;

bitset<N> reach[N];

void init(int N, int K) {
    n = N, k = K;
    for (int i = n - 1; i >= 0; i--) {
        reach[i][i] = 1;
        if (i < k - 1) reach[i] |= reach[i + 1];
    }
}

int add_teleporter(int u, int v) {
    if (u == v && u < k) return 1;

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

• Subtask 1: 0 / 2
• Subtask 2: 0 / 10
• Subtask 3: 0 / 18
• Subtask 4: 0 / 30
• Subtask 5: 0 / 40