Submission #474108

#	Time	Username	Problem	Language	Result	Execution time	Memory
474108		ValiAntonie	Arranging Shoes (IOI19_shoes)	C++14	Compilation error	0 ms	0 KiB

shoes

#include "shoes.h"
#include<bits/stdc++.h>
using namespace std;
long long count_swaps(vector<int> v){
int indice = -1;
int v[100001];
int i = 0, nr = 0, numar = 0, j = 0, j2 = 0, nr2;
int n = v.size();
for(i=0;i<n;i++)
  v2[i] = v[i];
for(i=0;i<n;i++){
    if(v2[i] > 0 && v2[i+1] < 0){
        swap(v2[i],v2[i+1]);
        nr2++;
    }
}
for(i=0;i<n;i++){
    if(v2[i] != -v2[i+1] && v2[i+1] != -v2[i+2] && v2[i] > 0){
        swap(v2[i],v2[i+1]);
        nr2++;
    }
}
for(i=indice;i<n;i++){
    if(v[i] < 0){
        indice++;
        numar = -v[i];
        for(j=i;j>indice;j--){
            swap(v[j],v[j-1]);
            nr++;
        }
        indice++;
        for(j2=1;j2<n;j2++){
            if(v[j2] == numar){
           for(j=i;j>indice;j--){
             swap(v[j],v[j-1]);
             nr++;
            }
            }
        }
        i = indice;
    }
}
return min(nr,nr2);
}

Compilation message (stderr)

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:6:5: error: declaration of 'int v [100001]' shadows a parameter
    6 | int v[100001];
      |     ^
shoes.cpp:4:35: note: 'std::vector<int> v' previously declared here
    4 | long long count_swaps(vector<int> v){
      |                       ~~~~~~~~~~~~^
shoes.cpp:8:11: error: request for member 'size' in 'v', which is of non-class type 'int [100001]'
    8 | int n = v.size();
      |           ^~~~
shoes.cpp:10:3: error: 'v2' was not declared in this scope; did you mean 'j2'?
   10 |   v2[i] = v[i];
      |   ^~
      |   j2
shoes.cpp:12:8: error: 'v2' was not declared in this scope; did you mean 'j2'?
   12 |     if(v2[i] > 0 && v2[i+1] < 0){
      |        ^~
      |        j2
shoes.cpp:18:8: error: 'v2' was not declared in this scope; did you mean 'j2'?
   18 |     if(v2[i] != -v2[i+1] && v2[i+1] != -v2[i+2] && v2[i] > 0){
      |        ^~
      |        j2