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

using namespace std;

int main() {

    vector<string> S;
    int N;
    std::cin >> N;
    if (N >= 0 and N <= 1000) {
        for (auto i{0}; i < N; ++i) {
            string s;
            cin >> s;
            if (s.size() >= 1 and s.size() <= 15) {
                sort(begin(s), end(s),
                     [](char L, char R) {
                         return tolower(L) < tolower(R);
                     }
                );
                S.push_back(s);
            }
        }
    }
    for (auto &t : S) {
        cout << t << " ";
    }
    return 0;
}