Submission #724335

#	Time	Username	Problem	Language	Result	Execution time	Memory
724335		MohamedAliSaidane	Game (APIO22_game)	C++17	30 / 100	557 ms	5696 KiB

game

#include<bits/stdc++.h>
#include "game.h"
#include<ext/pb_ds/assoc_container.hpp>

using namespace std;
using namespace __gnu_pbds;

typedef long long ll;
typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> indexed_set;

typedef vector<int> vi;
typedef vector<ll> vll;
typedef pair<int,int> pii;
typedef vector<pii> vpi;

#define ff first
#define ss second
#define pb push_back
#define all(x) (x).begin(),(x).end()

const ll MOD = 1e9 + 7, INF = 1e18;
ll mod(ll x, ll m = MOD) {return (x + m) % m;}

const int nax = 3e4 ;
const int kax = 1000;


int n, k;
bitset<nax> g[kax];
vi rev_adj[nax];
void init(int N, int K)
{
    n = N, k = K;
    for(int i = 0; i < k; i++)
    {

         for(int j =0 ; j <= i; j++)
            g[i][j] = 1;
     }

}

int add_teleporter(int u, int v)
{
    if(u < k && v <= u)
        return 1;
    if(v == u)
        return 0;

    for(int i = 0; i < k; i++)
    {
        if(g[i][v])
        {
            queue<int> q;
            q.push(u);
            g[i][u] = 1;
            while(!q.empty())
            {
                int node = q.front();
                q.pop();
                if(node < k && node >= i)
                    return 1;
                for(auto e: rev_adj[node])
                {
                    if(g[i][e])
                        continue;
                    g[i][e] = 1;
                    q.push(e);
                }
            }
        }
    }
    rev_adj[v].pb(u);
    return 0;
}
/*
int32_t main()
{
    ios::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);
    int n, m, k;
    cin >> n >> m >> k;
    init(n, k);
    while(m--)
    {
        int u, v;
        cin >> u >> v;
        cout << add_teleporter(u, v) << endl;
    }
}
*/

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