--- /dev/null
+20 into 3: min fragment 10/7 [v1-66-g4e22cc3]
+ Cut up 20 sticks of length 3 like this:
+ 6 x (3)
+ 14 x (11/7 + 10/7)
+ Reassemble as 3 sticks of length 20 like this:
+ 2 x (3 + 3 + 3 + 11/7 + 11/7 + 11/7 + 11/7 + 11/7 + 11/7 + 11/7)
+ 1 x (10/7 + 10/7 + 10/7 + 10/7 + 10/7 + 10/7 + 10/7 + 10/7 + 10/7 + 10/7 + 10/7 + 10/7 + 10/7 + 10/7)