Submission #1124137

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
11241372024-12-05 07:19:50epicci23Carnival Tickets (IOI20_tickets)C++17
100 / 100
778 ms54340 KiB
#include "tickets.h"
#include "bits/stdc++.h"
using namespace std;
long long find_maximum(int k, vector<vector<int>> x) {
long long n = x.size(), m = x[0].size(), tot = 0;
vector<vector<int>> ans(n,vector<int>(m,-1));
priority_queue<array<long long,2>> pq;
vector<long long> p(n,1);
for(int i=0;i<n;i++) pq.push({x[i][k-p[i]]+x[i][m-p[i]],i});
for(int i=0;i<k*n/2;i++){
array<long long,2> u = pq.top();
pq.pop();
long long ind = u[1];
p[ind]++;
if(p[ind] <= k)
pq.push({x[ind][k-p[ind]]+x[ind][m-p[ind]],ind});
}
vector<long long> lf(n);
for(int i=0;i<n;i++) lf[i]=p[i]-1;
array<long long,2> tag[n];
for(int i=0;i<n;i++) tag[i]={0,0};
for(int i=0;i<k;i++){
vector<array<long long,2>> v;
for(int j=0;j<n;j++) v.push_back({lf[j],j});
sort(v.begin(),v.end());
 
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