Sherlock and the Valid String

Hacker
Rank
Score
193123
flag of United Kingdom
24.707
193123
flag of Poland
24.707
193123
flag of India
24.707
193123
flag of France
24.707
193123
flag of Poland
24.707
193123
flag of India
24.707
193123
flag of United States
24.707
193123
flag of India
24.707
193123
flag of Germany
24.707

[deleted]

193123
flag of null
24.707
193123
flag of India
24.707
193123
flag of United States
24.707
193123
flag of India
24.707
193123
flag of Spain
24.707
193123
flag of India
24.707
193123
flag of Australia
24.707
193123
flag of United States
24.707
193123
flag of India
24.707
193123
flag of Ukraine
24.707
193123
flag of India
24.707
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