제출 #1187971

#제출 시각아이디문제언어결과실행 시간메모리
1187971nikdTree (IOI24_tree)C++20
0 / 100
48 ms13124 KiB
#include "tree.h"
#include <bits/stdc++.h>
using namespace std;

int foglie = 0;
int n;

void init(std::vector<int> P, std::vector<int> W) {
  vector<vector<int>> adj(P.size());
  n = P.size();
  for(int i = 1; i<n; i++) adj[P[i]].push_back(i);
  for(int i = 0; i<n; i++) if(!adj[i].size()) foglie++;
}

long long query(int L, int R) {
  return foglie*L+max(0, foglie*L-R);
}
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