import java.io.BufferedWriter;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.Arrays;
public class Main {
public static void main(String args[]) throws Exception {
String[] words = { "é", "e", "a", "c" };
Writer w = new BufferedWriter(new OutputStreamWriter(System.out, "Cp850"));
for (int i = 0; i < 4; i++) {
w.write(words[i] + " ");
}
Arrays.sort(words);
for (int i = 0; i < 4; i++) {
w.write(words[i] + " ");
}
w.flush();
w.close();
}
}