Trees: Is This a Binary Search Tree?

Hacker
Rank
Score
115222
flag of United States
00.00
115222
flag of India
00.00
115222
flag of Mexico
00.00
115222
flag of United States
00.00
115222
flag of United Kingdom
00.00
115222
flag of India
00.00
115222
flag of Egypt
00.00
115222
flag of India
00.00
115222
flag of India
00.00
115222
flag of Hungary
00.00
115222
flag of Morocco
00.00
115222
flag of Brazil
00.00
115222
flag of Israel
00.00
115222
flag of Spain
00.00
115222
flag of India
00.00
115222
flag of India
00.00
115222
flag of India
00.00
115222
flag of India
00.00
115222
flag of Canada
00.00
115222
flag of India
00.00
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