Concatenate an array with itself

Hacker
Rank
Score
18763
flag of India
00.667
18764
flag of Canada
00.333
18764
flag of India
00.333
18764
flag of India
00.333
18764
flag of Pakistan
00.333
18764
flag of India
00.333
18764
flag of India
00.333
18764
flag of Thailand
00.333
18764
flag of India
00.333
18764
flag of India
00.333
18764
flag of United States
00.333
18764
flag of Netherlands
00.333
18764
flag of Brazil
00.333
18764
flag of United States
00.333
18764
flag of India
00.333
18764
flag of United States
00.333
18764
flag of India
00.333
18764
flag of India
00.333
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