Submission #953743

#	Time	Username	Problem	Language	Result	Execution time	Memory
953743		De3b0o	Game (APIO22_game)	C++17	30 / 100	4062 ms	110612 KiB

game

#include "game.h"
#include<bits/stdc++.h>
#define ll long long
#define F first
#define S second
#define in insert
#define pb push_back
#define ppb pop_back()
#define d3 ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define cans cout << ans << "\n";
#define yes cout << "Yes" << "\n";
#define no cout << "No" << "\n";
#define pll pair<ll,ll>
#define lin cout << "\n";
#define sqr 340
#define mod 1000000007
#define mid ((l+r)/2)
//#define lc (2*n)
//#define rc (2*n+1)

using namespace std;

bitset<900000000> path(0);


ll K , N;

void init(int n, int k)
{
    N=n;
    K=k;
    for(int i = 0 ; n>i ; i++)
        for(int j = 0 ; n>j ; j++)
            path.reset(j+i*N);
    for(int i = 0 ; k>i ; i++)
        for(int j = i+1 ; k>j ; j++)
            path.set(j+i*N);
}

int add_teleporter(int u, int v)
{
    if(path.test(v+u*N)==1)
        return 0;
    path.set(v+u*N);
    for(int i = 0 ; N>i ; i++)
    {
        if(path.test(u+i*N)==1)
        {
            for(int j = 0 ; N>j ; j++)
            {
                if(path.test(j+v*N)==1)
                    path.set(j+i*N);
            }
        }
    }
    for(int i = 0 ; N>i ; i++)
        if(path.test(i+v*N)==1)
            path.set(i+u*N);
    for(int i = 0 ; N>i ; i++)
        if(path.test(u+i*N)==1)
            path.set(v+i*N);
    for(int i = 0 ; K>i ; i++)
    {
        if(path.test(i+i*N)==1)
            return 1;
    }
    return 0;
}

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