Submission #961150

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
961150	2024-04-11 15:13:41	Pety	Parkovi (COCI22_parkovi)	C++14	110 / 110	1486 ms	37928 KiB

Main

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#include <bits/stdc++.h>
 
using namespace std;
using ll = long long;
const int N = 1e6+2;
const int mod = 1e9 + 7;
const ll inf = 1e17;
ll lim;
ll dist1[200002], dist2[200002], cnt, k, n;
bool viz[200002], ok[200002];
vector<pair<int, int>>G[200002];
void dfs (int nod, int par, ll last) {
  dist1[nod] = 0;
  dist2[nod] = inf;
  for (auto [u, x] : G[nod]) {
    if (u == par)
      continue;
    dfs(u, nod, x);
    if (ok[u])
      dist2[nod] = min(dist2[nod], (x + dist2[u]));
    else 
      dist1[nod] = max(dist1[nod], x +  dist1[u]);
  }
  if (dist1[nod] <= lim - dist2[nod]) {
    ok[nod] = 1;
 
 
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Compilation message (stderr)

Main.cpp: In function 'void dfs(int, int, ll)':
Main.cpp:20:13: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   20 |   for (auto [u, x] : G[nod]) {
      |             ^
Main.cpp: In function 'void cb()':
Main.cpp:62:7: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
   62 |   lim = ans;
      |   ~~~~^~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 30 / 30
• Subtask 4: 60 / 60