r1, r2 = map(int, input().split())
c1, c2 = map(int, input().split())
d1, d2 = map(int, input().split())

x = (d1 + c1 - r2) // 2
y = r1 - x
z = c1 - x
w = d1 - x
if 1 <= x <= 9 and 1 <= y <= 9 and 1 <= z <= 9 and 1 <= w <= 9 and len(set([x, y, z, w])) == 4:
    print(x, y)
    print(z, w)
else:
    print(-1)


