Input : 86 24 97 casbah overarch forage 42 wing.
How many steps will be required to complete the re-arrangement?
Answer: B
Input : 86 24 97 c o f 42 w.
Step I : 97 86 24 c o f 42 w.
Step II : 97 c 86 24 o f 42 w.
Step III : 97 c 86 f 24 o 42 w.
Step IV : 97 c 86 f 42 24 o w.
Step V : 97 c 86 f 42 o 24 w.