Submission #645367

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
645367	2022-09-26 23:06:07	rc_catunta	Arranging Shoes (IOI19_shoes)	C++17	30 / 100	18 ms	1868 KiB

shoes

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#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
long long count_swaps(vector<int> s) {
  if(s.size()/2 <= 8){
    int n = s.size()/2;
    // Etiquetar los zapatos
    map<int, int> m;
    int id = 1;
    for(auto zapato: s){
      if(zapato<0){
        m[id]=-zapato;
        id++;
      }
    }
    // Creamos el vector de posibilidades
    vector<int> v;
    for(int i=1;i<=n;i++) v.push_back(i);
    int res = 100000000;
    // Generador de posibilidades
    do{
      int pasos = 0;
      vector<int> cs = s;
      for(int i=0;i<v.size();i++){
        int tam = m[v[i]];
        // Colocar el izquierdo
        // Buscamos el izquierdo
        for(int j=i*2;j<cs.size();j++){
 
 
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Compilation message (stderr)

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:26:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |    for(int i=0;i<v.size();i++){
      |                ~^~~~~~~~~
shoes.cpp:30:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |     for(int j=i*2;j<cs.size();j++){
      |                   ~^~~~~~~~~~
shoes.cpp:40:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |     for(int j=i*2+1;j<cs.size();j++){
      |                     ~^~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 15