Submission #985409

#	Time	Username	Problem	Language	Result	Execution time	Memory
985409		SuPythony	Game (APIO22_game)	C++17	12 / 100	4043 ms	728 KiB

game

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

int n,k;
vector<vector<int>> al;

void init(int N, int K) {
    n=N; k=K;
    al.assign(n,vector<int>());
    for (int i=0; i<k-1; i++) al[i].push_back(i+1);
}

vector<int> vis(n,0);
bool dfs(int u, int i) {
    vis[u]=1;
    for (int v: al[u]) {
        if (v==i) return true;
        if (vis[v]) continue;
        if (dfs(v,i)) return true;
    }
    return false;
}

int add_teleporter(int u, int v) {
    al[u].push_back(v);
    for (int i=0; i<k; i++) {
        vis.assign(n,0);
        if (dfs(i,i)) return 1;
    }
    return 0;
}

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