Submission #1174890

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
11748902025-03-27 15:08:30gygKeys (IOI21_keys)C++20
37 / 100
3092 ms33472 KiB
#include "keys.h"
#include <bits/stdc++.h>
using namespace std;
#define vec vector
#define arr array
#define pii pair<int, int>
#define fir first
#define sec second
#define hset unordered_set
#define hmap unordered_map
const int N = 3e5 + 5, INF = 1e9;
// Zero indexing
int n;
arr<int, N> cl;
arr<vec<pii>, N> adj;
// hset<int> vs, cls;
// hmap<int, vec<int>> ngh;
// vec<int> ord;
// void bfs(int st) {
// vs.clear(), cls.clear(), ngh.clear(), ord.clear();
// vs.insert(st), ord.push_back(st);
// while (ord.size()) {
// int u = ord.back(); ord.pop_back();
// for (pii x : adj[u]) {
// int v = x.fir, c = x.sec;
 
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