#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
// #define int long long
// #define endl '\n'
#define ff first
#define ss second
#define pb push_back
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define ar array
const int MOD = 1e9 + 7, N = 2e5 + 5;
long long INF = 1e18;
long long count_swaps(std::vector<int> s) {
int n = s.size();
long long ans = 0;
vector <int> b, c;
for(int i = 0;i < n;i += 2){
if(s[i] > 0 && s[i + 1] < 0){
ans++;
}
if(s[i] == s[i + 1]){
int x;
if(s[i] < 0){
x = i + 1;
b.pb(x);
}
else{
x = i;
c.pb(i);
}
}
}
for(int i = 0;i < (int)b.size();i++){
ans += abs(c[i] - b[i]);
if(b[i] < c[i]){
ans++;
}
}
return (ans);
}
