#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <exception>
#include <fstream>
#include <functional>
#include <iomanip>
#include <ios>
#include <iosfwd>
#include <iostream>
#include <istream>
#include <iterator>
#include <limits>
#include <list>
#include <locale>
#include <map>
#include <memory>
#include <new>
#include <numeric>
#include <ostream>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <stdexcept>
#include <streambuf>
#include <string>
#include <typeinfo>
#include <utility>
#include <valarray>
#include <vector>

using namespace std;

int main()
{
    string word ;
    char test ;
    string num ;
    cin >> word;
    for (int i = 0 ; i<word.size() ; i++)
    {
        if (isalpha(word[i]))
            {
                num = "" ;
                test = word[i] ;
                for (int k = i+1 ; ;)
                {
                    if (isalpha(word[k])) break ;
                    else
                    {
                        num+=word[i] ;
                    }
                }

            }
    }

    return 0;
}