10 into 6: min fragment 5/2   [v1-66-g4e22cc3]
  Cut up 10 sticks of length 6 like this:
    8 x (7/2 + 5/2)
    2 x (3 + 3)
  Reassemble as 6 sticks of length 10 like this:
    4 x (7/2 + 7/2 + 3)
    2 x (5/2 + 5/2 + 5/2 + 5/2)