17 into 10 best min fragment found: 4
  Cut up 17 sticks of length 10 like this:
    5 x (5 + 5)
    12 x (4 + 6)
  Reassemble as 10 sticks of length 17 like this:
    6 x (5 + 6 + 6)
    4 x (4 + 4 + 4 + 5)