Concatenate an array with itself

Hacker
Rank
Score
18825
flag of India
00.00
18825
flag of India
00.00
18825
flag of India
00.00
18825
flag of United States
00.00
18825
flag of United States
00.00
18825
flag of India
00.00
18825
flag of India
00.00
18825
flag of India
00.00
18825
flag of India
00.00
18825
flag of Thailand
00.00
18825
flag of India
00.00
18825
flag of India
00.00
18825
flag of United States
00.00
18825
flag of India
00.00
18825
flag of Hong Kong
00.00
18825
flag of India
00.00
18825
flag of India
00.00
18825
flag of India
00.00
18825
flag of India
00.00
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