10 lines
204 B
Ruby
10 lines
204 B
Ruby
# frozen_string_literal: true
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answer = 0
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File.open(File.join(__dir__, 'input')) do |file|
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file.readlines.each do |line|
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mass = line.to_i
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answer += (mass / 3).truncate - 2
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end
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end
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puts answer
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