Trees: Is This a Binary Search Tree?

Hacker
Rank
Score

[deleted]

01
flag of Iraq
30.00
01
flag of United States
30.00
01
flag of Germany
30.00
01
flag of United States
30.00
01
flag of United States
30.00
01
flag of United States
30.00
01
flag of India
30.00
01
flag of United States
30.00
01
flag of United States
30.00
01
flag of India
30.00
01
flag of Switzerland
30.00
01
flag of United States
30.00
01
flag of Mexico
30.00
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