#include <iostream>

using namespace std;

void order(int & x, int & y)   // x, y are REFERENCE parameters
{ if (y < x)
  { const int orig_x = x;
    x = y;
    y = orig_x; } }

int main()
{ int a, b, c, d, e, f;

  cin >> a;
  cin >> b;
  cin >> c;
  cin >> d;
  cin >> e;
  cin >> f;

  cout << "a = " << a << " ";
  cout << "b = " << b << " ";
  cout << "c = " << c << " ";
  cout << "d = " << d << " ";
  cout << "e = " << e << " ";
  cout << "f = " << f << " ";
  cout << "\n\n";

  order(a, b); order(b, c); order(c, d); order(d, e); order(e, f);
  order(a, b); order(b, c); order(c, d); order(d, e);
  order(a, b); order(b, c); order(c, d);
  order(a, b); order(b, c);
  order(a, b);

  cout << "a = " << a << " ";
  cout << "b = " << b << " ";
  cout << "c = " << c << " ";
  cout << "d = " << d << " ";
  cout << "e = " << e << " ";
  cout << "f = " << f << " ";
  cout << "\n"; }