Submission #701167

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
701167	2023-02-20 09:40:34	Do_you_copy	Zagrade (COI17_zagrade)	C++17	100 / 100	1220 ms	47996 KiB

zagrade

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#include <bits/stdc++.h>
#define fi first
#define se second
#define faster ios_base::sync_with_stdio(0); cin.tie(0);
#define pb push_back
using namespace std;
using ll = long long;
using pii = pair <int, int>;
const int maxN = 3e5 + 100;
const int inf = 0x3f3f3f3f;
//const int Mod =
string s;
int n;
bool visited[maxN];
int sz[maxN];
int cnt[maxN];
vector <int> adj[maxN];
int a[maxN];
void pre_dfs(int u, int p){
    sz[u] = 1;
    for (int i: adj[u]){
        if (i == p || visited[i]) continue;
        pre_dfs(i, u);
        sz[u] += sz[i];
    }
}
int find_cent(int u, int p, int szz){
 
 
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Compilation message (stderr)

zagrade.cpp: In function 'int main()':
zagrade.cpp:117:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  117 |         freopen(taskname ".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
zagrade.cpp:118:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  118 |         freopen(taskname ".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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