Submission #1151559

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1151559	2025-02-17 06:35:12	Jawad_Akbar_JJ	Bikeparking (EGOI24_bikeparking)	C++20	100 / 100	150 ms	16876 KiB

Main

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#include <iostream>
#include <set>
using namespace std;
int a[300005], b[300005];
int main(){
  ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
  int n, Ans = 0;
  cin>>n;
  set<pair<int,int>> st;
  for (int i=1;i<=n;i++)
    cin>>a[i], st.insert({i, a[i]}), a[i] = 0;
  for (int i=1;i<=n;i++)
    cin>>b[i];
  for (int i=1, ptr = 1;i<=n;){
    if (st.size() > 0 and (*begin(st)).first < i and b[i]){
      auto u = prev(st.upper_bound({i, 0}));
      auto [id, cap] = *u;
      int k = min(cap, b[i]);
      b[i] -= k, Ans += k;
      if (cap - k)
        st.insert({id, cap - k});
      i += !b[i];
      st.erase(u);
    }
 
 
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• Subtask 1: 16 / 16
• Subtask 2: 9 / 9
• Subtask 3: 19 / 19
• Subtask 4: 24 / 24
• Subtask 5: 32 / 32