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A number-arranging machine rearranges an input line of numbers in steps. In each step it moves the largest of the not-yet-arranged numbers to the front, keeping the already-arranged numbers at the left in descending order while the remaining numbers stay in their original order. Input: 34 17 85 46 29 61. What is Step 1 of the output?

Competition practiceInput-Output
  • A34 17 46 29 61 85
  • B85 46 61 34 29 17
  • C85 61 34 17 46 29
  • D85 34 17 46 29 61

Step-by-Step Solution

The largest number 85 moves to the front while the rest keep their original order, giving 85 34 17 46 29 61.
Answer: D) 85 34 17 46 29 61

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