Submission #983923

#	Time	Username	Problem	Language	Result	Execution time	Memory
983923		vjudge1	Game (APIO22_game)	C++17	0 / 100	3 ms	2648 KiB

game

#include "game.h"
#include<bits/stdc++.h>
using namespace std;
const int N = 100100;

vector<int> g[N], us, ex;
int n, k, ok;

void dfs(int s)
{
    if(ok) return;
    ++us[s];
    for(int t : g[s])
    {
        if(us[t] == 200)
        {
            ok |= (t <= k);
            return;
        }
        dfs(t);
    }
}

void init(int NN, int KK)
{
    n = NN;
    k = KK;
    ex.resize(n + 1);
    for(int i = 1; i < k; ++i)
        g[i].push_back(i + 1);
}

int add_teleporter(int u, int v)
{
    if(ok) return ok;
    ++u, ++v;
    if(u <= k && v <= k && u >= v)
    {
        ok = 1;
        return ok;
    }
    g[u].push_back(v);
    for(int i = 1; i <= k; ++i)
    {
        us = ex;
        dfs(i);
    }
    return ok;
}

//signed main()
//{
//    ios_base::sync_with_stdio(0);
//    cin.tie(0), cout.tie(0);
//    solve();
//}

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