Submission #668161

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
668161	2022-12-03 06:36:38	fatemetmhr	Stranded Far From Home (BOI22_island)	C++17	100 / 100	242 ms	43836 KiB

island

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define all(x) x.begin(), x.end()
#define pb     push_back
#define fi     first
#define se     second
const int maxn5 = 3e5 + 10;
ll s[maxn5], sum[maxn5];
int cmp[maxn5];
bool mark[maxn5], seen[maxn5];
vector <int> adj[maxn5], av[maxn5];
vector <pair<int, int>> ver;
void merge(int a, int b){
    if(av[a].size() < av[b].size())
        swap(a, b);
    for(auto u : av[b]){
        cmp[u] = a;
        av[a].pb(u);
    }
    sum[a] += sum[b];
    av[b].clear();
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 30 / 30
• Subtask 5: 35 / 35