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Computer Science · Oct / Nov 2025 · Paper 1 HL · Question 5

IBCS

As printed in the paper

The question as text

5. A list of strings should be inputted in the following order: Freesia, Clarkia, Hibiscus, Gardenia, Bergenia, Erica and inserted in a binary tree in such a way that an inorder traversal of the binary tree visits the nodes in alphabetical order.

Read automatically from the paper; the printed page above is exact.

Show the answer and mark scheme
  • 5(a)[3]

  • 5(b)[1]

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