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puts readlines.sort_by {|s| s[/\d+$/].to_i}

Success #stdin #stdout 0s 6428KB

stdin

a b c 44
x y 33
z 22
11

stdout

11
z 22
x y 33
a b c 44

https://ideone.com/VtI7C7

language:

Ruby (ruby 2.5.5)

created:

visibility:

secret

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