Submission #412803

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
412803	2021-05-27 14:47:09	nichke	Race (IOI11_race)	C++14	100 / 100	1437 ms	49752 KiB

race

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#include <bits/stdc++.h>
using namespace std;
int ans = INT_MAX;
int sz[200005];
vector<pair<int, int>> adj[200005];
bool removed[200005];
void dfssz(int v, int par = -1) {
  sz[v] = 1;
  for (auto u : adj[v]) {
    if (u.first == par) continue;
    if (removed[u.first]) continue;
    dfssz(u.first, v);
    sz[v] += sz[u.first];
  }
}
int centroid(int v, int full, int par = -1) {
  for (auto u : adj[v]) {
    if (u.first == par) continue;
    if (removed[u.first]) continue;
    if (sz[u.first] * 2 > full) {
      return centroid(u.first, full, v);
    }
  }
  return v;
}
void update(map<int, int>& mp, map<int, int>& mp2, int len, int val, int K) {
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 12 / 12
• Subtask 3: 22 / 22
• Subtask 4: 57 / 57