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+22 into 18 best min fragment found: 13/2
+ Cut up 22 sticks of length 18 like this:
+ 2 x (9 + 9)
+ 8 x (15/2 + 21/2)
+ 4 x (7 + 11)
+ 8 x (13/2 + 23/2)
+ Reassemble as 18 sticks of length 22 like this:
+ 2 x (11 + 11)
+ 8 x (21/2 + 23/2)
+ 4 x (7 + 15/2 + 15/2)
+ 4 x (13/2 + 13/2 + 9)