Submission #688595

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
688595	2023-01-27 19:45:28	finn__	Teleporters (IOI08_teleporters)	C++17	100 / 100	567 ms	35068 KiB

teleporters

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#include <bits/stdc++.h>
using namespace std;
unsigned get_component_size(
    vector<pair<unsigned, unsigned>> const &teleports, unsigned i,
    vector<bool> &visited)
{
    unsigned j = i;
    unsigned component_size = 0;
    do
    {
        component_size++;
        visited[j] = 1;
        j = upper_bound(teleports.begin(), teleports.end(),
                        make_pair(teleports[j].second, UINT_MAX)) -
            teleports.begin();
    } while (j != i && j < teleports.size());
    return component_size;
}
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    size_t n, m;
    cin >> n >> m;
    vector<pair<unsigned, unsigned>> teleports(2 * n);
    for (size_t i = 0; i < n; i++)
 
 
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