Concatenate an array with itself

Hacker
Rank
Score
18827
flag of India
00.00
18827
flag of India
00.00
18827
flag of India
00.00
18827
flag of United States
00.00
18827
flag of India
00.00
18827
flag of Tunisia
00.00
18827
flag of India
00.00
18827
flag of India
00.00
18827
flag of India
00.00
18827
flag of India
00.00
18827
flag of India
00.00
18827
flag of United States
00.00
18827
flag of Mongolia
00.00
18827
flag of United States
00.00
18827
flag of India
00.00
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