Take My Code And Do Anything With It, I Don't Care

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main()
{
    int n;
    cin >> n;

    vector<int> a(n);
    for (int i = 0; i < n; i++)
        cin >> a[i];

    vector<int> b(n);

    for (int i = 0; i < n; i++)
    {
        int max = 0;
        int pos = 0;
        for (int j = 0; j < a.size(); j++)
            if (max < a[j])
            {
                max = a[j];
                pos = j;
            }
        if (pos != a.size() - 1)
        {
            int fake = a[a.size() - 1];
            a[a.size() - 1] = a[pos];
            a[pos] = fake;
        }
        a.pop_back();

        b[i] = pos;

    }
    for (int i = 0; i < n; i++)
        cout << b[i] << " ";
}