Submission #653026

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
653026	2022-10-25 13:06:38	beaconmc	Race (IOI11_race)	C++14	100 / 100	1049 ms	64912 KiB

race

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#include <bits/stdc++.h>
#include "race.h"
#define ll long long
#define FOR(i,x,y) for(ll i=x; i<y; i++)
using namespace std;
bool r[300000];
vector<vector<ll>> edges[300000];
ll sub[300000];
ll n,m,root,k;
vector<vector<ll>> twosum;
ll ans = 1000000000;
ll dfs(ll a, ll p){
  sub[a] = 1;
  for (auto& i : edges[a]){
    if (i[0]!=p && !r[i[0]]) sub[a] += dfs(i[0], a);
  }
  return sub[a];
}
void dfs2(ll a, ll p, ll v, ll num, ll col){
  for (auto& i : edges[a]){
    if (i[0]!=p && !r[i[0]]) dfs2(i[0], a, v+i[1], num+1, col);
  }
  twosum.push_back({v, num, col});
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 12 / 12
• Subtask 3: 22 / 22
• Subtask 4: 57 / 57