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advent-of-code/2019/ruby/day_02.rb

22 lines
504 B

5 years ago
# typed: false
require_relative "computer"
program = ARGF.read.split(?,).map(&:to_i)
# modified = program.dup
# modified[1] = 12
# modified[2] = 2
# c = Computer.new(modified)
# puts c.each.inject(nil) {|_,i| i }.fetch(0)
noun, verb = (0..99).flat_map {|noun| (0..99).map {|verb| [noun, verb] } }
.find {|(noun, verb)|
modified = program.dup
modified[1] = noun
modified[2] = verb
c = Computer.new(modified)
final = c.run
final.fetch(0) == 19690720
}
puts 100 * noun + verb