Count the number of elements in an Array

Hacker
Rank
Score
01
flag of Japan
01.00
01
flag of South Korea
01.00
01
flag of United Kingdom
01.00
01
flag of Hungary
01.00
01
flag of United States
01.00
01
flag of United States
01.00
01
flag of Canada
01.00
01
flag of India
01.00
01
flag of China
01.00
01
flag of India
01.00
01
flag of Hong Kong
01.00
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