제출 #810986

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
810986	2023-08-06 18:59:44	owoovo	Stranded Far From Home (BOI22_island)	C++14	15 / 100	357 ms	524288 KiB

island

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#include<bits/stdc++.h>
#define ll long long
using namespace std;
ll n,m,tag[200010],subsum[200010],dsu[200010],ans[200010];
vector<ll> e[200010],te[200010];
pair<ll,ll> val[200010];
int f(int a){
    if(dsu[a]!=a){
        dsu[a]=f(dsu[a]);
        return dsu[a];
    }else{
        return a;
    }
}
void dfs(int now,int x){
    tag[now]==1?ans[now]=0:ans[now]=x;
    for(auto ne:te[now]){
        dfs(ne,ans[now]);
    }
}
int main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    cin>>n>>m;
    for(int i=1;i<=n;i++){
        cin>>val[i].first;
        val[i].second=i;
        dsu[i]=i;
        subsum[i]=val[i].first;
    }
 
 
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