Submission #961047

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
961047	2024-04-11 12:45:59	thinknoexit	Security Guard (JOI23_guard)	C++17	50 / 100	144 ms	18124 KiB

guard

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const int N = 200200;
int a[N];
vector<int> adj[N];
struct A {
    int u, v;
    bool operator < (const A& o) const {
        return a[u] + a[v] < a[o.u] + a[o.v];
    }
};
ll ans = 0;
vector<A> e;
int p[N];
int fr(int i) {
    return p[i] == i ? i : p[i] = fr(p[i]);
}
int main() {
    cin.tie(nullptr)->sync_with_stdio(false);
    int n, m, q;
    cin >> n >> m >> q;
    for (int i = 1;i <= n;i++) {
        cin >> a[i];
        p[i] = i;
    }
    while (m--) {
        int u, v;
        cin >> u >> v;
        e.push_back({ u, v });
 
 
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• Subtask 2: 13 / 13
• Subtask 3: 12 / 12
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• Subtask 6: 0 / 18
• Subtask 7: 0 / 24