#include<bits/stdc++.h>
using namespace std;

int main()
{
    string str, num, ot;
    
    cin >> str;
    
    for(int i = 0; i < str.size(); i ++)
    {
        if(str[i] >= '0'  && str[i] <= '9')
            num += str[i];
        else 
            ot += str[i];
    }
    
    str = ot + num;
    
    cout << str;
    
    return 0;
}