Submission #518735

#TimeUsernameProblemLanguageResultExecution timeMemory
518735DanerZeinCarnival Tickets (IOI20_tickets)C++14
0 / 100
516 ms72632 KiB
#include "tickets.h"
#include <vector>
#include <bits/stdc++.h>
// existen dos escenarios en el que la media sea maxima o en que sea minima

using namespace std;
typedef long long ll;
typedef vector<int> vi;
vector<vi> ti;
vector<vi> p1,p0;
int c0,c1;
void cero(int i,int ro){
  int t=p0[i].size()-1;
  ti[i][p0[i][t]]=ro;
  p0[i].pop_back();
  c0++;
}
void uno(int i,int ro){
  int t=p1[i].size()-1;
  ti[i][p1[i][t]]=ro;
  p1[i].pop_back();
  c1++;
}
long long find_maximum(int k, std::vector<std::vector<int>> x) {
  int n,m;
  n=x.size(); 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(-1);
  }
  p1.resize(n+1); p0.resize(n+1);
  for(int i=0;i<n;i++){
    for(int j=0;j<m;j++){
      if(x[i][j]) p1[i].push_back(j);
      else p0[i].push_back(j);
    }
  }
  ll ans=0;
  for(int ro=0;ro<k;ro++){
    c0=c1=0;
    deque<int> ord;
    for(int i=0;i<n;i++){
      if(!p1[i].empty() && !p0[i].empty()){
	ord.push_back(i);
      }
      else{
	ord.push_front(i);
      }
    }
    while(!ord.empty()){
      int i=ord.front();
      ord.pop_front();
      if(!p1[i].empty() && !p0[i].empty()){
	if(c0<c1){
	  cero(i,ro);
	}
	else{
	  uno(i,ro);
	}
      }
      else{
	if(!p1[i].empty()) uno(i,ro);
	else cero(i,ro);
      }
    }
    ans+=min(c0,c1);
  }
  allocate_tickets(ti);
  return ans;
}
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...