Prime Numbers

num_primes = 0
current_num = 2

while num_primes < 100
  is_prime = true
  (2..current_num-1).each do |x|
    if current_num % x == 0
      is_prime = false
      break
    end
  end
  if is_prime
    puts current_num
  end
  current_num += 1
end