test

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created at 10 Mar 09:59, updated at 30 Mar 20:10

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class TopovskiNapad

  SVETLOBNA_HITROST = 299792458

  attr_accessor :razdalja_do_tarce
  attr_accessor :hitrost
  attr_accessor :kot

  def initialize
    @razdalja_do_tarce = Random.rand(10...1000)
  end

  def izracun_razdalje_strela
    @razdalja_do_tarce = ((@hitrost ** 2) * (Math.sin(2 * @kot * Math::PI / 180) )/10)
  end

  def vnesi_hitrost
    hitrost = preberi_vnos
    if(hitrost.to_i > 0 && hitrost.to_i < SVETLOBNA_HITROST)
      @hitrost = hitrost.to_i
    else
      puts "vnesli ste neveljavno hitrost!"
    end
  end

  def vnesi_kot
    kot = preberi_vnos
    if(kot.to_i > 0 && kot.to_i < 90)
      @kot = kot.to_i
    else
      puts "vnesli ste neveljaven kot!"
    end
  end

  def preberi_vnos
    gets.chomp
  end

end
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