- AFive
- BTwo
- CFour
- DThree
Step-by-Step Solution
Step I: 12 47 35 63 20 88; Step II: 12 20 47 35 63 88; Step III: 12 20 35 47 63 88, which is fully sorted, so three steps.
Answer: D) Three
A number-arranging machine rearranges its input in steps. In each step it moves the smallest remaining number to the left and the largest remaining number to the right of the still-unarranged middle, which keeps its order; it stops when the numbers are fully sorted in ascending order. Input: 47 12 88 35 63 20. How many steps are required to complete the arrangement?
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