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If you test print the indexes 2 D array, you can see that it will print exactly what has been given as input. However, my doubt is whether 1 is the root node in every case because the description hasn't accepted 1 in input but in the explanation they have kept root node=1.
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If you test print the indexes 2 D array, you can see that it will print exactly what has been given as input. However, my doubt is whether 1 is the root node in every case because the description hasn't accepted 1 in input but in the explanation they have kept root node=1.