Submission #924798

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
924798	2024-02-09 17:03:31	Camillus	Dynamic Diameter (CEOI19_diameter)	C++17	100 / 100	1841 ms	134316 KiB

diameter

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/// @author Camillus
#include "bits/stdc++.h"
using ll = long long;
using namespace std;
mt19937 rnd(228);
vector<pair<int, int>> g[100500];
int from[100500];
int to[100500];
ll w[100500];
int sz[100500];
bool mark[100500];
void dfs_sz(int u, int p = -1) {
    sz[u] = 1;
    for (auto [v, i] : g[u]) {
        if (v != p && !mark[v]) {
            dfs_sz(v, u);
            sz[u] += sz[v];
        }
    }
}
namespace detail {
    int component_size;
    int level;
    int centoid;
 
 
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