Submission #900661

#	Time	Username	Problem	Language	Result	Execution time	Memory
900661		ozner77	Arranging Shoes (IOI19_shoes)	C++17	Compilation error	0 ms	0 KiB

shoes

#include "shoes.h"
#include <bits/stdc++.h>
#include <vector>
#include <iostream>
#include <string>
using namespace std;
long long count_swaps(std::vector<int> s) {
	int e=s.size();
    long long swaps=0;
	for(int i=0;i<e;i++){
                c=s[i+1];
                if(s[i]>0){
                    swaps++;
                }
                for(int k=i+1;k<e;k++){
                    if(s[k]+s[i]==0){
                        swaps+=(k-(i+1));
                        s.erase(s.begin()+k);
                        break;
                    }
                }
            }
    return swaps;
}

Compilation message (stderr)

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:11:17: error: 'c' was not declared in this scope
   11 |                 c=s[i+1];
      |                 ^