BST check for BSt

#1

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in the left sub tree of 5, 1 ki range (-infinity , 3) hone chaiye naa kyuki 1 , 3 ke left mai hai isliye?
agar 3 ke right mai hota toh sir ki range correct hoti i guess?

#2

@jatinupadhyay786 yes you are right it should be (-inf,3), also if 1 was right child of 3 then range would have been (3,5)

#3

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