Submission #1078676

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1078676	2024-08-28 04:13:49	Faisal_Saqib	Carnival Tickets (IOI20_tickets)	C++17	0 / 100	0 ms	348 KiB

tickets

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#include "tickets.h"
#include <vector>
#include <bits/stdc++.h>
using namespace std;
#define ll long long 
ll find_ans(vector<int>& cur)
{
  vector<ll> pre={0};
  for(auto i:cur)
    pre.push_back(pre.back()+(ll)i);
  ll mi=2e18;
  int n=cur.size();
  for(int i=0;i<n;i++)
  {
    ll x=cur[i];
    mi=min(mi,(x*i)-pre[i] + (pre[n]-pre[i])-((x*(n-i))));
  }
  return mi;
}
long long find_maximum(int k, std::vector<std::vector<int>> x) {
  int n = x.size();
  int m = x[0].size();
  if(m==1)
  {
    auto cur=x[0];
    sort(begin(cur),end(cur));
    for(int i=0;i<n;i++)
      x[i][0]=0;
    allocate_tickets(x);
    return find_ans(cur);
 
 
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