Submission #313736

#	Time	Username	Problem	Language	Result	Execution time	Memory
313736		DanerZein	Carnival Tickets (IOI20_tickets)	C++14	0 / 100	1 ms	256 KiB

tickets

#include "tickets.h"
#include <vector>
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector<ll> vi;
long long find_maximum(int k, std::vector<std::vector<int>> x) {
  vector<vector<int> > ti;
  int n=x.size();
  int m=x[0].size();
  ti.resize(n);
  for(int i=0;i<n;i++){
    for(int j=0;j<m;j++) ti[i].push_back(0);
  }
  vi aux;
  for(int i=0;i<n;i++){
    aux.push_back(ti[i][0]);
  }
  sort(aux.begin(),aux.end());
  ll b=aux[(n/2)-1];
  ll res=0;
  for(int i=0;i<aux.size();i++){
    res+=(abs(aux[i]-b));
  }
  allocate_tickets(ti);
  return res;
}

Compilation message (stderr)

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:22:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |   for(int i=0;i<aux.size();i++){
      |               ~^~~~~~~~~~~

• Subtask 1: 0 / 11
• Subtask 2: 0 / 16
• Subtask 3: 0 / 14
• Subtask 4: 0 / 14
• Subtask 5: 0 / 12
• Subtask 6: 0 / 23
• Subtask 7: 0 / 10