Submission #999134

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
999134	2024-06-15 07:12:38	mdn2002	Closing Time (IOI23_closing)	C++17	51 / 100	1166 ms	1676236 KiB

closing

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/*
Mayoeba Yabureru
*/
//#include "closing.h"
#include<bits/stdc++.h>
using namespace std;
int max_score(int n, int x, int y, long long k, vector<int> U, vector<int> V, vector<int> W) {
    x ++, y ++;
    vector dis(n + 1, vector<long long>(2));
    vector<vector<pair<int, long long>>> gr(n + 1);
    for (int i = 0; i < n - 1; i ++) {
        int u = U[i] + 1, v = V[i] + 1, w = W[i];
        gr[u].push_back({v, w});
        gr[v].push_back({u, w});
    }
    function<void(int, int, int)> dfs = [&] (int v, int p, int wt) {
        for (auto [u, w] : gr[v]) {
            if (u == p) continue;
            dis[u][wt] = dis[v][wt] + w;
            dfs(u, v, wt);
        }
    };
    dfs(x, 0, 0), dfs(y, 0, 1);
    vector<int> vc, path, onpath(n + 1);
    function<void(int, int)> go = [&] (int v, int p) {
 
 
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