3 lines
73 B
Ruby
3 lines
73 B
Ruby
require "prime"
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puts Prime.each(5000).select{|p| 2.pow(p-1 ,p*p) == 1 }
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require "prime"
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puts Prime.each(5000).select{|p| 2.pow(p-1 ,p*p) == 1 }
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