#include 
#include 
#include 
using namespace std;

int main()
{
    int n;
    cin >> n;
    vector, vector > > v;
    for(int i = 0; i < n; i++) {
        string s;
        cin >> s;
        
        vector cnt(26, 0);
        for(int j = 0; j < s.size(); j++) {
            cnt[s[j] - 'A']++;
        }
        v.push_back(make_pair(make_pair(s.size(), s), cnt));
    }
    sort(v.begin(), v.end());
    
    
 return 0;
}