Submission #1225080

#	Time	Username	Problem	Language	Result	Execution time	Memory
1225080		KALARRY	Game (APIO22_game)	C++20	12 / 100	4077 ms	7812 KiB

game

//chockolateman

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

using namespace std;

int N,K;
vector<int> adj[300005];

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

bool visited[300005];

bool dfs(int v,int targ)
{
    if(visited[v])
    {
        if(v==targ)
            return true;
        return false;
    }
    visited[v] = true;
    bool ret = false;
    for(auto u : adj[v])
    {
        if(ret)
            break;
        ret |= dfs(u,targ);
    }
    return ret;
}

int add_teleporter(int u, int v) {
    adj[u].push_back(v);
    bool ret = false;
    for(int i = 0 ; i < K ; i++)
    {
        memset(visited,false,sizeof(visited));
        ret |= dfs(i,i);
    }
    if(ret)
    {
        for(int i = 0 ; i < N ; i++)
            adj[i].clear();
    }
    return ret;
}

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