Ruby Enumerables: 'any', 'all', 'none', and 'find'

Hacker
Rank
Score
01
flag of Slovakia
15.00
01
flag of Hungary
15.00
01
flag of United States
15.00
01
flag of India
15.00
01
flag of Brazil
15.00
01
flag of Germany
15.00

[deleted]

01
flag of null
15.00
01
flag of United States
15.00
01
flag of Thailand
15.00
01
flag of United States
15.00
01
flag of United States
15.00
01
flag of Argentina
15.00
01
flag of Canada
15.00
01
flag of Vietnam
15.00
01
flag of India
15.00
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