Submission #1173736

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1173736	2025-03-25 20:55:54	Hanksburger	Cake 3 (JOI19_cake3)	C++20	0 / 100	1 ms	396 KiB

cake3

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#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
#define int long long
#define ordered_set tree<pair<int, int>, null_type, greater<pair<int, int> >, rb_tree_tag, tree_order_statistics_node_update>
int ans[200005], mxl[200005], mxr[200005], n, m, l=-1, r=-1, sum, ANS=-1e18;
vector<pair<int, int> > vec;
ordered_set s;
void add(int i)
{
    s.insert({vec[i].second, i});
    int ind=s.order_of_key({vec[i].second, i});
    if (ind<m)
    {
        sum+=vec[i].second;
        if (s.size()>m)
            sum-=s.find_by_order(m)->first;
    }
    //cout << "add " << i << ' ' << sum << '\n';
}
void remove(int i)
{
    s.erase({vec[i].second, i});
    int ind=s.order_of_key({vec[i].second, i});
    if (ind<m)
    {
        sum-=vec[i].second;
        if (s.size()>=m)
 
 
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• Subtask 1: 0 / 5
• Subtask 2: 0 / 19
• Subtask 3: 0 / 76