제출 #964086

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
964086	2024-04-16 09:56:44	maxFedorchuk	경주 (Race) (IOI11_race)	C++17	100 / 100	364 ms	115376 KiB

race

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#include <bits/stdc++.h>
#include "race.h"
using namespace std;
const long long MX=2e5+10;
const long long INF=1e18;
vector < pair < long long , long long > > mas[MX];
set < pair < long long , long long > > st[MX];
long long dep[MX],vid[MX],ans=INF,kk;
void DFS(long long zar,long long mun)
{
    st[zar].insert({vid[zar],dep[zar]});
    for(auto [nxt,ds]:mas[zar])
    {
        if(nxt==mun)
        {
            continue;
        }
        vid[nxt]=vid[zar]+ds;
        dep[nxt]=dep[zar]+1;
        DFS(nxt,zar);
        if(st[zar].size()<st[nxt].size())
        {
            swap(st[zar],st[nxt]);
        }
 
 
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