#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <cstring>
#define MAXLEN 200
#define Alpha 27

using namespace std;


char S1[MAXLEN], S2[Alpha];
int i,j=0,counter, alphacounter=0;
char c;
int var;
char r[Alpha];
char u;
int distance;
int times;


int main()
{







    for (i=0,counter=0;cin.get(S1[i]),S1[i]!= '.';counter++,
         i++)



    var=i;
    i=0;
    counter=0;
    cout << endl;
    while (counter <= var)
    {

    if (S1[i] >='a' && S1[i]<='z')
        cout << S1[i] << "   ";

        counter++;
        i++;




        }

    i=0;
    counter=0;
    cout << endl;
    u='a';
    while (counter < 26){

        r[i++] = u;
        u++;
        counter++;

    }

    cout << r;




    return 0;
}