Question 1
Input: 89 85 39 31 96 28
Step 1: Calculate digit sums → 89(17) 85(13) 39(12) 31(4) 96(15) 28(10)
Step 2: Sort by digit sum (ascending) → 31 28 39 85 96 89
What is the final sorted output?
Numbers sorted by sum of their digits (smallest sum first). If sums are equal, numbers sorted by value: 31 28 39 85 96 89