Submission #429018

#	Time	Username	Problem	Language	Result	Execution time	Memory
429018		MeGustaElArroz23	Game (IOI14_game)	C++14	100 / 100	453 ms	16768 KiB

game

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

using namespace std;

typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<vb> vvb;

vi ind(1500);
int comp;

int find(int ac){
    if (ind[ac]==ac) return ac;
    return find(ind[ac]);
}

void unite(int a, int b){
    if (find(a)==find(b)) return;
    comp--;
    ind[find(a)]=b;
}

vvb preguntas;
set<int> com={0};

void initialize(int n) {
    preguntas=vvb(n,vb(n,0));
}

int hasEdge(int u, int v) {
    preguntas[u][v]=true;
    preguntas[v][u]=true;
    if (com.count(u)==com.count(v)) return 0;
    else{
        if (com.count(u)) swap(u,v);
        for (int x:com){
            if (not preguntas[u][x]) return 0;
        }
        com.insert(u);
        return 1;
    }
}

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