# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
572078 | elazarkoren | Highway Tolls (IOI18_highway) | C++17 | 246 ms | 27536 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "highway.h"
#include <bits/stdc++.h>
#define x first
#define y second
#define all(v) v.begin(), v.end()
#define chkmin(a, b) a = min(a, b)
#define chkmax(a, b) a = max(a, b)
using namespace std;
typedef long long ll;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int, int> pii;
typedef vector<pii> vii;
const int MAX_N = 2e5;
int n, m;
vii graph[MAX_N];
pii par[MAX_N];
int U[MAX_N], V[MAX_N];
vi dist[MAX_N];
bitset<MAX_N> visited;
vi curr_edges;
void Dfs(int node, int parent, int d) {
dist[d].push_back(node);
visited[node] = true;
par[node].x = parent;
for (auto [neighbor, ind] : graph[node]) {
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