Class: A1426kt_prime_number

Inherits:
Object
  • Object
show all
Defined in:
lib/a1426kt_prime_number.rb

Instance Method Summary collapse

Instance Method Details

#determine_prime(num) ⇒ Object

Your code goes here…



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# File 'lib/a1426kt_prime_number.rb', line 5

def determine_prime(num)

  if num == 1 || num == 2 then
    return "This is the prime number."
  end

  if num % 2 == 0 then
    return "This is not the prime number."
  end

  i = 3

  while true
    if num == i then
      return "This is the prime number."
    end
    if num % i == 0 then
      return "This is not the prime number."
    end
    i = i + 2
  end

end