Submission #849211

#	Time	Username	Problem	Language	Result	Execution time	Memory
849211		abcvuitunggio	Game (IOI14_game)	C++17	100 / 100	262 ms	26684 KiB

game

#include "game.h"
#include <bits/stdc++.h>
using namespace std;
int N,p[1501],cnt[1501][1501];
int f(int u){
    return (p[u]==u?u:p[u]=f(p[u]));
}
void initialize(int n){
    N=n;
    iota(p,p+n,0);
    for (int i=0;i<n;i++)
        for (int j=0;j<n;j++)
            cnt[i][j]=1;
}
int hasEdge(int u, int v){
    u=f(u);
    v=f(v);
    cnt[u][v]--;
    cnt[v][u]--;
    if (!cnt[u][v]){
        p[v]=u;
        for (int i=0;i<N;i++)
            if (i==f(i)&&i!=u){
                cnt[u][i]+=cnt[v][i];
                cnt[i][u]+=cnt[v][i];
            }
    }
    return (!cnt[u][v]);
}

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