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sum = 0
array = [1,2,3]
array.each {|a| sum+=a}
#array.each do |a|
# sum+=a
#end
puts sum #--> 6

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angular.module('filmer').directive 'document', ->

    template = () ->
      '<canvas id="editorWindow" style="background-color: rgba(255, 194, 93, 0.4)" width ="500px" height = "500px"></canvas>'

    getMousePos = (canvas, evt) ->
      rect = canvas.getBoundingClientRect()
      return {
        x: evt.clientX - rect.left
        y: evt.clientY - rect.top

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describe 'Expectation Matchers' do

  describe 'equivalence matchers' do

    it 'will match loose equality with #eq' do
      a = "2 cats"
      b = "2 cats"
      expect(a).to eq(b)
      expect(a).to be == b      # synonym for #eq

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def find(n)

  unless n < 2 || n % 2 == 0 && n != 2

    arr = []

    n.times do |a|
      arr.push(a) if a < (Math.sqrt(n) + 1).floor && a > 1
    end

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until $c == num
  find(c)
  c += 1
end

# Тоже что и:

while $c < nume
  find(c)
  c += 1

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Rails.application.routes.draw do
  mount_devise_token_auth_for 'User', at: 'auth', controllers: {
      sessions:  'overrides/sessions'
  }
  root 'application#angular'
  resource :messages

  # Redirect anything to root
  get '*path' => redirect('/')

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STDOUT.sync = true # DO NOT REMOVE
# Don't let the machines win. You are humanity's last hope...

@width = gets.to_i # the number of cells on the X axis
@height = gets.to_i # the number of cells on the Y axis

cells = Array.new

@height.times do
    line = gets.chomp # width characters, each either 0 or .

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STDOUT.sync = true # DO NOT REMOVE
# Don't let the machines win. You are humanity's last hope...

@width = gets.to_i # the number of cells on the X axis
@height = gets.to_i # the number of cells on the Y axis

@cells = Array.new

@height.times do
    line = gets.chomp # width characters, each either 0 or .

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# Auto-generated code below aims at helping you parse
# the standard input according to the problem statement.

@n = gets.to_i # the number of temperatures to analyse
@temps = gets.chomp # the n temperatures expressed as integers ranging from -273 to 5526

if @n == 0
    puts 0 
    return
end

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STDOUT.sync = true # DO NOT REMOVE
# Auto-generated code below aims at helping you parse
# the standard input according to the problem statement.

@road = gets.to_i # the length of the road before the gap.
@gap = gets.to_i # the length of the gap.
@platform = gets.to_i # the length of the landing platform.

required_speed = @gap + 1