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

Hacker
Rank
Score
12250
flag of United States
00.00
12250
flag of Thailand
00.00
12250
flag of India
00.00

[deleted]

12250
flag of null
00.00
12250
flag of India
00.00
12250
flag of United States
00.00
12250
flag of India
00.00
12250
flag of United States
00.00
12250
flag of Nigeria
00.00

[deleted]

12250
flag of null
00.00
12250
flag of United States
00.00
12250
flag of United States
00.00
12250
flag of United States
00.00
12250
flag of United Kingdom
00.00
12250
flag of United States
00.00
12250
flag of India
00.00
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