#include <bits/stdc++.h>
using namespace std;
int c1, c2, r1, r2, d1, d2;
int main() {
  cin >> r1 >> r2 >> c1 >> c2 >> d1 >> d2;
  for (int a = 1; a <= 9; a++)
    for (int b = 1; b <= 9; b++)
      for (int c = 1; c <= 9; c++)
        for (int d = 1; d <= 9; d++) {
          if (a == b || a == c || a == d || b == c || b == d || c == d)
            continue;
          if (a + b != r1 || c + d != r2 || a + c != c1 || b + d != c2 ||
              a + d != d1 || c + b != d2)
            continue;
          cout << a << ' ' << b << endl << c << ' ' << d;
          return 0;
        }
  return 0;
}
