#include <iostream>

using namespace std;

int main()
{
    int a, b, c, m, n, p;
    cin >> a >> b >> c;

    m = a, n = b, p = c;

    if(a > b)
    {
        int t = b;
        b = a; 
        a = t;
    }
    if(a > c)
    {
        int t = c;
        c = a;
        a = t;
    }
    if(b > c)
    {
        int t = b;
        b = c;
        c = t;
    }

    cout << a << endl << b << endl << c << endl << endl;
    cout << m << endl << n << endl << p << endl;

    return 0;
}