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google search
Google search results:
1: https://www.geeksforgeeks.org/gate-gate-cs-1996-question-39/
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2: https://www.youtube.com/watch?v=RlPFMmCUjO4
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3: https://edurev.in/question/1797865/A-binary-search-tree-is-generated-by-inserting-in-
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4: http://www.gatecompsci.com/2013/06/binary-search-tree-insertion.html
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5: https://www.gatevidyalay.com/binary-search-trees-data-structures/
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6: https://studysite.org/Discuss/Question/a_binary_tree_is_generated_by_inserting_in_order_the_following_integers_50_15_62_5_2058_91_3837_60_24_the_number_of_nodes_in_the_left-12411119.htm
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7: https://www.btechonline.org/2013/01/gate-questions-data-structures-trees.html
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8: https://www.cs.rochester.edu/u/gildea/csc282/slides/C12-bst.pdf
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9: https://quizizz.com/admin/quiz/5e8499b08a187b001bb2deae/bst
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10: https://ocaml.org/learn/tutorials/99problems.html
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11: https://www.cpp.edu/~ftang/courses/CS241/notes/self%20balance%20bst.htm
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