제출 #744776

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
744776		Teemka	게임 (APIO22_game)	C++17	30 / 100	4101 ms	7532 KiB

game

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

#define F first 
#define S second 

#define OK cout << "------OK---------" << endl;
#define deb(x) cout << #x << " = " << x << endl;

#define ll long long ;
using namespace std ;
const int N = 2e5 + 7;
const int INF = 1e9 + 7 ;
const int dx[4] = {0 , 1 , 0 , -1} , dy[4] = {1 , 0 , -1 , 0} ;
int n , k , used[N]  , tim = 0 , ok = 0;
vector<int > g[N] ;

void dfs(int v , int p){
    used[v] = tim ;
    if(v <= k -1)
        p = v;
    for(int to : g[v]){
        if(used[to] == tim){
            if(to <= p )
                ok = 1;
            continue  ;
        }
        dfs(to , p) ;
    }
}
void init(int _n, int _k) {
    n = _n , k = _k ;
    for(int i = 0; i< k - 1; i++){
        g[i].push_back(i + 1) ;
    }
}

int add_teleporter(int u, int v) {
    g[u].push_back(v) ;
    tim++ ;
    dfs(0 , 0) ;
    return ok ;
}

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