Submission #949777

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
949777	2024-03-19 16:57:33	Dec0Dedd	Stranded Far From Home (BOI22_island)	C++14	100 / 100	269 ms	30556 KiB

island

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll, int> pii;
const int N = 2e5+10;
vector<int> G[N];
vector<pii> v;
ll n, m, s[N], rep[N];
struct dsu {
    vector<ll> p, sz;
    void init(int k) {
        p.resize(k+10);
        sz.assign(k+10, 0);
        for (int i=0; i<k+10; ++i) p[i]=i, sz[i]=s[i];
    }
    int f(int x) {
        if (p[x] == x) return x;
        return p[x]=f(p[x]);
    }
    void mrg(int x, int y) {
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 30 / 30
• Subtask 5: 35 / 35