Trees: Is This a Binary Search Tree?

Hacker
Rank
Score
94661
flag of Israel
22.386
94661
flag of India
22.386
94661
flag of India
22.386
94661
flag of United States
22.386
94661
flag of United States
22.386
94661
flag of India
22.386
94661
flag of India
22.386
94661
flag of Viet Nam
22.386
94661
flag of United States
22.386
94661
flag of United States
22.386
94661
flag of United States
22.386
94661
flag of India
22.386
94661
flag of Bangladesh
22.386
94661
flag of India
22.386
94661
flag of United States
22.386
94661
flag of India
22.386
94661
flag of India
22.386
94661
flag of New Zealand
22.386
94661
flag of India
22.386
94661
flag of India
22.386
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