Submission #1076289

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1076289	2024-08-26 12:35:01	jer033	Keys (IOI21_keys)	C++17	100 / 100	754 ms	63204 KiB

keys

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#include <vector>
#include <bits/stdc++.h>
using namespace std;
using pii = pair<int, int>;
const int INF = 99'999'999;
vector<int> uf;
int find_one_room(int start, vector<int> (&r), vector<vector<pii>> (&edges))
{
    int key = r[start];
    for (pii x: edges[start])
    {
        if (x.second == key)
            return x.first;
    }
    return -1;
}
void init_uf(vector<int> (&directed))
{
    //cout << "yolo\n";
    int n = directed.size();
    uf = vector<int> (n, -1);
    for (int node = 0; node<n; node++)
    {
        if (uf[node]==-1)
        {
            //cout << "let's do node " << node << '\n';
            int curr = node;
 
 
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• Subtask 2: 11 / 11
• Subtask 3: 17 / 17
• Subtask 4: 30 / 30
• Subtask 5: 33 / 33