#include <iostream>
#include <string>
#include <stdlib.h>

using namespace std;

void sort(int arr[], int a){
    for (int i = 0;i < a; i++){
            for (int j = 1; j <= a - 1; j++){
                if (arr[j] < arr[j-1])
                    swap(arr[j], arr[j-1]);
            }
        }
}

void SortNumbers(string &src){
    string temp = "", new_str = "";
    int t = src.size();
    int k = 0;
    int temp_ = 0;
    int arr[15];
    for(int i = 0; i < t;i++){
        if(src[i] != ' '){
            temp += src[i];
        }
        else
        {
            if(atoi(temp.c_str()) != 0){
                temp_ = atoi(temp.c_str());
                arr[k] = temp_;
                temp = "";
                k++;

            }
            else
                temp = "";

        }
    }
    temp = "";
    sort(arr, k);
    int c = 0;
    for(int i = 0; i < t; i++){
        if(src[i] != ' '){
            temp += src[i];
        }
        else
        {
            if(atoi(temp.c_str()) != 0){
                new_str += to_string(arr[c]);
                c++;
                new_str += " ";
                temp = "";

        }
            else{
                new_str += temp;
                new_str += " ";
                temp = "";
            }
        }
    }
    cout << new_str << endl;
}