Submission #542894

#	Time	Username	Problem	Language	Result	Execution time	Memory
542894		Vladth11	Game (IOI14_game)	C++14	0 / 100	1 ms	340 KiB

game

#include <bits/stdc++.h>
#include "game.h"
#define debug(x) cerr << #x << " " << x << "\n"
#define debugs(x) cerr << #x << " " << x << " "

using namespace std;
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <long double, pii> muchie;

const ll NMAX = 5001;
const ll VMAX = 1000001;
const ll INF = (1LL << 60);
const ll MOD = 1000000007;
const ll BLOCK = 1000000;
const ll base = 13137;
const ll nr_of_bits = 16;

int p[NMAX];
vector <int> comp[NMAX];
int q[NMAX][NMAX];
int N;

void initialize(int n) {
    N = n;
    for(int i = 0; i < N; i++)
    {
        p[i] = i;
        comp[i].push_back(i);
    }
}

int root(int x){
    if(x == p[x])
        return x;
    return p[x] = root(p[x]);
}

int hasEdge(int u, int v) {
    q[u][v] = 1;
    u = root(u);
    v = root(v);
    if(u == v){
        return 0; /// we don't really care
    }
    int ok = 0;
    for(auto x : comp[u]){
        for(auto y : comp[v]){
            ok += (!q[x][y]);
        }
    }
    if(ok){
        return 0;
    }
    for(auto x : comp[v])
        comp[u].push_back(x);
    p[u] = v;
    return 1;
}

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