#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;

int main() {
    string s;
    cin >> s;
    vector<int> a; // 使用动态数组存储数字
    string t;

    for (int i = 0; i < s.length(); i++) {
        if (s[i] != ',') {
            t += s[i]; 
        } else {
            if (!t.empty()) { 
                a.push_back(stoi(t));
                t.clear(); 
            }
        }
    }
    if (!t.empty()) {
        a.push_back(stoi(t));
    }

    sort(a.begin(), a.end()); 

    for (int num : a) {
        cout << num << " ";
    }
    return 0;
}