Sherlock and the Valid String

Hacker
Rank
Score
206824
flag of India
18.529
206824
flag of India
18.529
206824
flag of India
18.529
206824
flag of United States
18.529
206824
flag of India
18.529
206824
flag of Korea, Republic of
18.529
206824
flag of United States
18.529
206824
flag of Lebanon
18.529

[deleted]

206824
flag of null
18.529
206824
flag of India
18.529
206824
flag of United States
18.529
206824
flag of India
18.529
206824
flag of India
18.529
206824
flag of India
18.529
206824
flag of India
18.529
206824
flag of India
18.529
206824
flag of India
18.529
206824
flag of India
18.529
206824
flag of Australia
18.529
206824
flag of United States
18.529
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