Submission #1030923

#	Time	Username	Problem	Language	Result	Execution time	Memory
1030923		tolbi	Game (IOI14_game)	C++17	42 / 100	468 ms	262144 KiB

game

#include "game.h"
#include <bits/stdc++.h>
using namespace std;
int par[1500],sz[1500],say[1500][1500];
vector<int> ed[1500];
int find(int node){
    if (par[node]==node) return node;
    return par[node]=find(par[node]);
}
void initialize(int n) {
    iota(par,par+n,0);
    fill(sz,sz+n,1);
    memset(say,0,sizeof(say));
}

int hasEdge(int u, int v) {
    if (find(u)==find(v)) return 0;
    u=find(u);
    v=find(v);
    if (say[u][v]!=sz[u]*sz[v]-1 && say[v][u]!=sz[u]*sz[v]-1){
        say[u][v]++,say[v][u]++;
        ed[u].push_back(v);
        ed[v].push_back(u);
        return 0;
    }
    //mergelemeye karar verdiysem
    if (ed[u].size()>ed[v].size()) swap(u,v);
    for (auto it : ed[v]){
        say[it][v]--;
        it=find(it);
        say[it][u]++;
        ed[u].push_back(it);
        say[u][it]++;
    }
    ed[v].clear();
    sz[u]+=sz[v];
    sz[v]=0;
    par[v]=u;
    return 1;
}

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