--- /dev/null
+21 into 8 best min fragment found: 7/2
+ Cut up 21 sticks of length 8 like this:
+ 3 x (4 + 4)
+ 18 x (7/2 + 9/2)
+ Reassemble as 8 sticks of length 21 like this:
+ 6 x (7/2 + 4 + 9/2 + 9/2 + 9/2)
+ 2 x (7/2 + 7/2 + 7/2 + 7/2 + 7/2 + 7/2)