#include <iostream>
#include <string>
using namespace std;

int main(){

    string s;
    cin >> s;

    string a = "";  
    string b = ""; 
	
    for(int i = 0; i < s.size(); i++){

        if(s[i] >= '0' && s[i] <= '9')
            b += s[i];
        else
            a += s[i];
    }

    cout << a + b;

    return 0;
}