Concatenate an array with itself

Hacker
Rank
Score
18756
flag of Thailand
00.00
18756
flag of India
00.00
18756
flag of India
00.00
18756
flag of United States
00.00
18756
flag of India
00.00
18756
flag of Hong Kong
00.00
18756
flag of India
00.00
18756
flag of India
00.00
18756
flag of India
00.00
18756
flag of India
00.00

[deleted]

18756
flag of Iran
00.00
18756
flag of Vietnam
00.00
18756
flag of India
00.00
18756
flag of India
00.00
18756
flag of United States
00.00
18756
flag of India
00.00
18756
flag of United States
00.00
18756
flag of India
00.00
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