Submission #983885

#	Time	Username	Problem	Language	Result	Execution time	Memory
983885		vjudge1	Game (APIO22_game)	C++17	0 / 100	1 ms	2648 KiB

game

//#include "game.h"
#include<bits/stdc++.h>
#define sz size()
#define ll int
using namespace std;
const ll N = 100100;

vector<ll> v[N], us, ex;
ll n, k, ok;

void dfs(ll s)
{
    if(ok) return;
    ++us[s];
    for(ll t : v[s])
    {
        if(us[t] && t <= k) ok = 1;
        if(us[t] == 2) return;
        dfs(t);
    }
}

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

ll add_teleporter(ll x, ll y)
{
    if(ok) return 1;
    ++x, ++y;
    v[x].push_back(y);
    us = ex;
    dfs(1);
    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