B

#include <bits/stdc++.h>

using namespace std;

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

    vector<string> s(n);
    for(auto &e: s)
      cin>>e;

    vector<pair<int, int>> v;

    for(int i=0; i<n; i++)
    {
        int c = 0;

        for(auto e: s[i])
            c += (e == 'x');

        v.push_back({c, i+1});
    }

    sort(v.begin(), v.end());

    for(auto [a, b]: v)
        cout<<b<<" ";
    cout<<"\n";
}