How Many Substrings?

Hacker
Rank
Score
9124
flag of Egypt
00.00
9124
flag of India
00.00
9124
flag of India
00.00
9124
flag of United States
00.00
9124
flag of India
00.00
9124
flag of United States
00.00
9124
flag of United States
00.00
9124
flag of India
00.00
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