Submission #442715

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
442715	2021-07-08 17:56:25	FlowerOfSorrow	Fireworks (APIO16_fireworks)	C++17	100 / 100	187 ms	83652 KiB

fireworks

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#include <bits/stdc++.h>
using namespace std;
template<class F>
struct y_combinator_result{
  F f;
  template<class T> explicit y_combinator_result(T &&f): f(forward<T>(f)){ }
  template<class ...Args> decltype(auto) operator()(Args &&...args){ return f(ref(*this), forward<Args>(args)...); }
};
template<class F>
decltype(auto) y_combinator(F &&f){
  return y_combinator_result<decay_t<F>>(forward<F>(f));
}
int main(){
  cin.tie(0)->sync_with_stdio(0);
  cin.exceptions(ios::badbit | ios::failbit);
  int n, m;
  cin >> n >> m;
  vector<vector<int>> adj(n + m);
  vector<int> par_w(n + m);
  for(auto u = 1; u < n + m; ++ u){
    int p;
    cin >> p >> par_w[u], -- p;
    adj[p].push_back(u);
  }
  auto res = y_combinator([&](auto self, int u)->pair<pair<int, long long>, priority_queue<long long>>{
    pair<int, long long> line{};
    priority_queue<long long> pq;
    if(u >= n){
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 19 / 19
• Subtask 3: 29 / 29
• Subtask 4: 45 / 45