Submission #1172474

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1172474	2025-03-23 16:12:16	ElayV13	Cat in a tree (BOI17_catinatree)	C++20	0 / 100	2 ms	4928 KiB

catinatree

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define ld long double
#define FOR(a , b) for(int i = a;i <= b;i++)
#define pb push_back
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const int MXN = 2e5 + 5;
const int INF = 1e18;
int N , D;
vector < int > adj[MXN];
int get_dia()
{
        queue < int > q;
        vector < int > d(N + 1 , INF);
        q.push(1);
        d[1] = 0;
        while(!q.empty())
        {
                int v = q.front();
                q.pop();
                for(int u : adj[v]){
                        if(d[u] == INF){
                                d[u] = d[v] + 1;
                                q.push(u);
 
 
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• Subtask 1: 0 / 11
• Subtask 2: 0 / 40
• Subtask 3: 0 / 49