Submission #74771674

Source Code Expand

#include<bits/stdc++.h>

using namespace std;

constexpr int maxn = 2e5 + 3;

int n, w[maxn];
long long t[maxn], ans;
vector<int> e[maxn];

void dfs(int u)
{
  t[u] = w[u];
  long long mx = -1, mn = -1;
  for(int v : e[u]) {
    dfs(v), t[u] += t[v];
    if(!~mx || t[v] > mx) mx = t[v];
    if(!~mn || t[v] < mn) mn = t[v];
  }
  ans = max(ans, mx - mn);
}

int main()
{
  ios::sync_with_stdio(false), cin.tie(nullptr);
  
  cin >> n;
  for(int i = 2, j; i <= n; i++)
    cin >> j, e[j].push_back(i);
  for(int i = 1; i <= n; i++) cin >> w[i];
  dfs(1);
  cout << ans;
  
  return 0;
}

Submission Info

Submission Time
Task C - Imbalance of the Organization
User acahsteven
Language C++23 (GCC 15.2.0)
Score 366
Code Size 620 Byte
Status AC
Exec Time 34 ms
Memory 29412 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 366 / 366
Status
AC × 3
AC × 56
Set Name Test Cases
Sample sample01.txt, sample02.txt, sample03.txt
All sample01.txt, sample02.txt, sample03.txt, in01.txt, in02.txt, in03.txt, in04.txt, in05.txt, in06.txt, in07.txt, in08.txt, in09.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in38.txt, in39.txt, in40.txt, in41.txt, in42.txt, in43.txt, in44.txt, in45.txt, in46.txt, in47.txt, in48.txt, in49.txt, in50.txt, in51.txt, in52.txt, in53.txt
Case Name Status Exec Time Memory
in01.txt AC 2 ms 3628 KiB
in02.txt AC 2 ms 3444 KiB
in03.txt AC 2 ms 3628 KiB
in04.txt AC 1 ms 3560 KiB
in05.txt AC 1 ms 3528 KiB
in06.txt AC 14 ms 6572 KiB
in07.txt AC 27 ms 29320 KiB
in08.txt AC 34 ms 13824 KiB
in09.txt AC 16 ms 7036 KiB
in10.txt AC 16 ms 6892 KiB
in11.txt AC 26 ms 29404 KiB
in12.txt AC 19 ms 11456 KiB
in13.txt AC 1 ms 3424 KiB
in14.txt AC 20 ms 17880 KiB
in15.txt AC 19 ms 11580 KiB
in16.txt AC 33 ms 13796 KiB
in17.txt AC 14 ms 6536 KiB
in18.txt AC 18 ms 11564 KiB
in19.txt AC 18 ms 11220 KiB
in20.txt AC 20 ms 11392 KiB
in21.txt AC 19 ms 11272 KiB
in22.txt AC 8 ms 5064 KiB
in23.txt AC 1 ms 3464 KiB
in24.txt AC 26 ms 29412 KiB
in25.txt AC 1 ms 3700 KiB
in26.txt AC 1 ms 3548 KiB
in27.txt AC 1 ms 3584 KiB
in28.txt AC 1 ms 3432 KiB
in29.txt AC 26 ms 29300 KiB
in30.txt AC 22 ms 19944 KiB
in31.txt AC 22 ms 20068 KiB
in32.txt AC 32 ms 13760 KiB
in33.txt AC 32 ms 20712 KiB
in34.txt AC 15 ms 6764 KiB
in35.txt AC 23 ms 23212 KiB
in36.txt AC 21 ms 17544 KiB
in37.txt AC 26 ms 29412 KiB
in38.txt AC 21 ms 17664 KiB
in39.txt AC 19 ms 11492 KiB
in40.txt AC 18 ms 9572 KiB
in41.txt AC 1 ms 3560 KiB
in42.txt AC 1 ms 3700 KiB
in43.txt AC 1 ms 3560 KiB
in44.txt AC 1 ms 3420 KiB
in45.txt AC 1 ms 3520 KiB
in46.txt AC 1 ms 3452 KiB
in47.txt AC 1 ms 3520 KiB
in48.txt AC 1 ms 3444 KiB
in49.txt AC 1 ms 3444 KiB
in50.txt AC 1 ms 3412 KiB
in51.txt AC 1 ms 3452 KiB
in52.txt AC 1 ms 3548 KiB
in53.txt AC 1 ms 3388 KiB
sample01.txt AC 1 ms 3548 KiB
sample02.txt AC 2 ms 3560 KiB
sample03.txt AC 1 ms 3616 KiB