제출 #1352582

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1352582		mariza	Boardgames (CEOI25_boardgames)	C++20	12 / 100	12 ms	3876 KiB

boardgames

#include "boardgames.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
const ll N=1e5;

struct DSU{
    ll p[N], c;

    void init(ll n){
        for(ll i=0; i<n; i++){
            p[i]=i;
        }
        c=n;
    }

    ll find(ll u){
        if(p[u]==u) return u;
        else return p[u]=find(p[u]);
    }

    void merge(ll u, ll v){
        u=find(u);
        v=find(v);
        if(u!=v){
            p[u]=v;
            c--;
        }
    }
};

vector<int> partition_players(int n, int m, vector<int> x, vector<int> y){
    DSU dsu;
    dsu.init(n);
    for(ll i=0; i<m; i++){
        dsu.merge(x[i],y[i]);
    }

    vector<int> ans;
    ll c=0;
    for(ll i=0; i<n; i++){
        c++;
        if(i==n-1 || dsu.find(i)!=dsu.find(i+1)){
            ans.push_back(c);
            c=0;
        }
    }
    return ans;
}

• Subtask 1: 0 / 0
• Subtask 2: 5 / 5
• Subtask 3: 7 / 7
• Subtask 4: 0 / 6
• Subtask 5: 0 / 15
• Subtask 6: 0 / 34
• Subtask 7: 0 / 17
• Subtask 8: 0 / 16