Submission #1061458

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1061458	2024-08-16 09:17:32	mc061	Keys (IOI21_keys)	C++17	37 / 100	1681 ms	16468 KiB

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#include <bits/stdc++.h>
using namespace std;
const int N = 2e3+6;
vector<pair<int, int>> graph[N];
struct DSU {
    int p[N]={};
    int sz[N];
    DSU() {
        iota(p, p+N, 0);
        fill(sz, sz+N, 1);
    }
    int get(int a) {
        return p[a] = (a == p[a] ? a : get(p[a]));
    }
    void merge(int a, int b) {
        int x = get(a), y = get(b);
        if (x == y) return;
        if (sz[x] > sz[y]) swap(x, y);
        p[x] = y;
        sz[y] += sz[x];
    }
};
vector<int> find_reachable(vector<int> r, vector<int> u, vector<int> v, vector<int> c) {
    const int n = r.size();
    const int m = u.size();
    for (int i = 0; i < m; ++i) {
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 11 / 11
• Subtask 3: 17 / 17
• Subtask 4: 0 / 30
• Subtask 5: 0 / 33