제출 #219265

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
219265		summitwei	게임 (IOI14_game)	C++17	0 / 100	8 ms	512 KiB

game

#include <bits/stdc++.h>
#include <game.h>
using namespace std;
typedef vector<int> vi;
typedef vector<pair<int, int> > vpii;
typedef pair<int, int> pii;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<double, double> pdd;
typedef vector<ll> vll;
#define INF 0x3f3f3f3f
#define MOD 1000000009LL
#define EPSILON 0.00001
#define f first
#define s second
#define pb push_back
#define mp make_pair

#define FOR(i, a, b) for (ll i=(a); i<=(signed)(b); i++)
#define F0R(i, a) for (ll i=0; i<(signed)(a); i++)
#define RFOR(i, a, b) for (ll i=(a); i >= b; i--)

#define MN 1505
int nn;
int deg[MN];
bool used[MN][MN];
void initialize(int n){
    nn = n;
    F0R(i, n){ used[i][i] = true; deg[i] = n-1; }
}
void exp(int cn){
    //cout << "exp " << cn << "\n";
    F0R(i, nn){
        if(!used[i][cn]){
            //cout << i << " " << cn << " nec\n";
            used[i][cn] = used[cn][i] = true;
            --deg[i]; --deg[cn];
            if(deg[i] == 1) exp(i);
            return;
        }
    }
}
int hasEdge(int u, int v){
    if(used[u][v])
        return 1;
    used[u][v] = used[v][u] = true;

    --deg[u]; --deg[v];
    if(deg[u] == 1){
        exp(u);
    }
    if(deg[v] == 1){
        exp(v);
    }
    return 0;
}

/*int main(){
    //ios_base::sync_with_stdio(false);
    //cin.tie(0);

    int n;
    cin >> n;
    initialize(n);
    F0R(_, n*(n-1)/2){
        int u, v;
        cin >> u >> v;
        cout << hasEdge(u, v) << endl;
        cout.flush();
    }
    
    return 0;
}*/

• Subtask 1: 0 / 15
• Subtask 2: 0 / 27
• Subtask 3: 0 / 58