Submission #1021926

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
10219262024-07-13 07:40:48fv3Highway Tolls (IOI18_highway)C++14
12 / 100
77 ms8100 KiB
#include <bits/stdc++.h>
#include "highway.h"
using namespace std;
typedef long long ll;
int edgeCnt;
vector<vector<pair<int, int>>> adj;
int bfs_dist;
vector<pair<int, int>> sus_edges;
void find_sus_edges(int index, int last, int dist)
{
dist += 1;
for (auto node : adj[index])
{
if (node.first == last) continue;
if (dist == bfs_dist)
sus_edges.push_back(node);
else
find_sus_edges(node.first, index, dist);
}
}
int find_T(int root, ll dist)
{
find_sus_edges(root, root, 0);
int l = 0, r = sus_edges.size() - 1;
 
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