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# [altura, largura, comprimento, peso] | |
products = [ | |
[28.0, 44.0, 33.0, 4], | |
[29.0, 44.0, 33.0, 17], | |
[50.0, 100.0, 50.0, 10], | |
[106, 40 , 20, 4], | |
[70, 70, 70, 20], | |
[66.65, 66.65, 66.65, 6.6], | |
[10, 1, 1, 7.5] | |
] | |
def create_package(products) | |
# Seleciona somente products que tenham todas as mediadas menore ou igual a 105 e tambem a soma das medidas nao ultrapassem 200. | |
products.select! {|product| | |
peso, *medidas = product.reverse | |
medidas.reduce(:+) <= 200 && | |
medidas.all? {|medida| medida <= 105} && | |
(1..30).cover?(peso) | |
} | |
(altura, largura, comprimento, peso), *products = products | |
packages = [{amax: altura, lmax: largura, cmax: comprimento, pmax: peso, products: [[altura, largura, comprimento, peso]]}] | |
products.reduce(packages) do |packages, product| | |
altura, largura, comprimento, peso = product | |
package = packages.select {|package| | |
sum = package.values_at(:amax, :lmax, :cmax).reduce(:+) + altura + largura + comprimento | |
sum <= 200 && | |
package[:amax] + altura <= 105 && | |
package[:lmax] + largura <= 105 && | |
package[:cmax] + comprimento <= 105 && | |
package[:pmax] + peso <= 30 | |
}.first | |
if package | |
package[:amax] += altura | |
package[:lmax] += largura | |
package[:cmax] += comprimento | |
package[:pmax] += peso | |
package[:products] << product | |
else | |
packages << {amax: altura, lmax: largura, cmax: comprimento, pmax: peso, products: [product]} | |
end | |
packages | |
end | |
end | |
p create_package(products) == [{:amax=>38.0, :lmax=>45.0, :cmax=>34.0, :pmax=>11.5, :products=>[[28.0, 44.0, 33.0, 4], [10, 1, 1, 7.5]]}, {:amax=>29.0, :lmax=>44.0, :cmax=>33.0, :pmax=>17, :products=>[[29.0, 44.0, 33.0, 17]]}, {:amax=>50.0, :lmax=>100.0, :cmax=>50.0, :pmax=>10, :products=>[[50.0, 100.0, 50.0, 10]]}, {:amax=>66.65, :lmax=>66.65, :cmax=>66.65, :pmax=>6.6, :products=>[[66.65, 66.65, 66.65, 6.6]]}] |
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