#include <iostream>
#include <cstring>
 
using namespace std;
 
int main()
{
    char str[1000];
    cin.getline(str, 1000);
 
    int* arr = new int[strlen(str)];
    int arr_size = 0;
 
    for(const char *s = str; *s; ++s)
    {
        if (!isdigit(*s)) continue;
        char * e;
        arr[arr_size++] = strtol(s,&e,10);
        s = e - 1;
    }
 
    for(int i = 0; i < arr_size; ++i)
        cout << arr[i] << endl;
 
    delete []arr;
}
 

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